STACK -v- WA POLICE [2026] WASC 331
[2026] WASC 331
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JURISDICTION : SUPREME COURT OF WESTERN AUSTRALIA
IN CRIMINAL
CITATION : STACK -v- WA POLICE [2026] WASC 331
CORAM : PALMER J
HEARD : 13 AUGUST 2026
DELIVERED : 13 AUGUST 2026
FILE NO/S : SJA 1049 of 2026
BETWEEN : JEROME TRENT STACK
Appellant
AND
WA POLICE
Respondent
ON APPEAL FROM:
Jurisdiction : MAGISTRATES COURT OF WESTERN
AUSTRALIA
Coram : MAGISTRATE SHACKLETON
File Number : PE 7716/2026 and PE 7717/2026
Catchwords:
Appeal - Criminal law - Sentence - Sentence imposed exceeded maximum
summary penalty - Express error - Appellant resentenced
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Legislation:
Crimes Act 1914 (Cth)
Criminal Appeals Act 2004 (WA)
Criminal Code Act 1995 (Cth)
Sentence Administration Act 2003 (WA)
Result:
Appeal allowed
Appellant resentenced
Category: B
Representation:
Counsel:
Appellant : S H King
Respondent : J M Lloyd
Solicitors:
Appellant : Legal Aid - Perth - Criminal Appeals
Respondent : State Solicitor's Office
Case(s) referred to in decision(s):
Bradbury v The State of Western Australia [2020] WASCA 214
CHM v WA Police [2026] WASC 238
Dinsdale v The Queen [2000] HCA 54; (2000) 202 CLR 321
Fletcher v The State of Western Australia [2026] WASCA 112
Musca v R [2021] WASCA 37
Narrier v Director of Public Prosecutions (WA) [2025] WASCA 51
R v Abbas [2019] WASCA 64; (2019) 277 A Crim R 105
R v Host [2015] WASCA 23; (2015) 248 A Crim R 352
Smart v The Director of Public Prosecutions for Western Australia [No 2]
[2023] WASCA 193
Wallam v Dent [2008] WASC 170
Wiltshire v Mafi [2010] WASCA 111; (2010) 211 A Crim R 326
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PALMER J:
Introduction
1 On 15 April 2026, the appellant (Mr Stack) was convicted on a
plea of guilty in the Joondalup Magistrates Court before Magistrate
Shackleton of:
(a) one count of using a carriage service to menace, harass or
offend contrary to s 474.17(1) of the Criminal Code Act 1995
(Cth) (Commonwealth Criminal Code); and
(b) one count of breaching a Post Sentencing Supervision Order
(PSSO) contrary of s 74L of the Sentence Administration Act
2003 (WA) (Sentence Administration Act).
2 That day, Magistrate Shackleton sentenced Mr Stack to a
20 month term of immediate imprisonment in relation to the first count
and a 15 month concurrent term of immediate imprisonment in relation
to the second. His Honour made Mr Stack eligible for parole for both
offences.
3 On 11 May 2026, Magistrate Shackleton recalled Mr Stack for the
correction of his sentence for the Commonwealth offence. His Honour
noted that although he had made Mr Stack eligible for parole in relation
to that offence, he was unable to do so because the term of
imprisonment imposed was under 3 years. His Honour corrected
Mr Stack's sentence by making Mr Stack the subject of a recognisance
release order after 10 months, with a $2,000.00 good behaviour bond.
4 Mr Stack now seeks to appeal the sentence imposed by Magistrate
Shackleton on two grounds. First, that the sentence in relation to the
Commonwealth offence exceeded the statutory maximum summary
penalty. Secondly, that the sentence of 15 months' imprisonment for
the breach of the PSSO is manifestly excessive.
5 Mr Stack needs leave to appeal. Both Mr Stack and the
respondent seek to rely on evidence that was not before the Magistrate.
6 The respondent concedes that the appeal should be allowed on the
first ground and submits that this Court should resentence Mr Stack.
7 At the hearing of the appeal, I indicated that I considered that the
respondent's concession was properly made. I gave Mr Stack leave to
appeal on ground 1 and allowed the appeal on that ground. Given that
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I allowed the appeal on proposed ground 1, I considered it unnecessary
to address ground 2.
8 I also allowed the parties to rely upon the additional information
that they wished to rely upon as most of it appeared relevant to
Mr Stack's resentencing.
9 In relation to count 1, using a carriage service to menace, harass or
offend contrary to s 474.17(1) of the Commonwealth Criminal Code,
I resentenced Mr Stack to a term of immediate imprisonment of
12 months backdated to 31 January 2026. I also made him subject to a
recognisance release order after 10 months with a $2,000.00 good
behaviour bond for 6 months. This was the head sentence.
10 In relation to count 2, breaching a PSSO contrary to s 74L of the
Sentence Administration Act, I resentenced Mr Stack to a term of
immediate imprisonment of 12 months backdated to 31 January 2026,
to be served concurrently with the term of imprisonment in relation to
count 1.
11 At the hearing of the appeal, I indicated that I would deliver
written reasons for my decision. These are those reasons.
Why I gave leave to appeal on Ground 1 and allowed the appeal
12 Proposed ground of appeal 1 was:
The Magistrate erred in law by imposing a sentence in relation to the
offence of Used [sic] a carriage service to menace, harass or cause
offence that exceeds the maximum penalty in the summary jurisdiction
for that offence.
13 Section 474.17(1) of the Commonwealth Criminal Code provides
that the maximum penalty for the offence of using a carriage service to
menace, harass or offend is imprisonment for 5 years. The offence is
an indictable offence as it is punishable by imprisonment for a period
exceeding 12 months.1
14 Section 4J(1) of the Crimes Act provides that a Commonwealth
indictable offence punishable by imprisonment of less than 10 years,
may be dealt with summarily, with the consent of the prosecutor and
the defendant.
1 Crimes Act 1914 (Cth) (the Crimes Act), s 4G.
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15 Section 4J(3)(a) of the Crimes Act provides that where an offence
is dealt with summarily, the maximum term of imprisonment (for an
indictable offence punishable by imprisonment for less than 5 years)
that may be imposed is 12 months.
16 The maximum penalty of 5 years for the offence must still be
taken into account when sentencing as it signifies the seriousness with
which the legislature regards the offence. When the offence is dealt
with summarily, however, 12 months is the maximum term of
imprisonment that may be imposed.
17 In this case, both the prosecution and Mr Stack consented to
having the Commonwealth offence dealt with summarily.2 It was open
to the Magistrate to decline to deal with the offence summarily, so that
it would have to proceed on indictment to the District Court. If the
Magistrate considered that Mr Stack's offending warranted a term of
imprisonment that exceeded 12 months, it might have been appropriate
for him to refuse to deal with the matter summarily.3
18 Unfortunately, the penalties that Magistrate Shackleton could
impose do not appear to have been addressed by the prosecutor at the
sentencing hearing. His Honour seems to have proceeded on the basis
that he could impose a penalty in excess of 12 months imprisonment.
His Honour made an express error by imposing a 20 month term of
immediate imprisonment for the Commonwealth offence, as that
sentence exceeded the maximum sentence he could impose.
19 This appeal has been brought under the Criminal Appeals Act
2004 (WA) (Criminal Appeals Act). I explained why a person who
commences an appeal under that Act requires leave to appeal and when
leave will be given in CHM v WA Police.4 It is not necessary to repeat
what I said there here.
20 This is a sentencing appeal. In Wallam v Dent,5 Jenkins J
observed that consideration of whether there has been a miscarriage of
justice in a sentencing appeal will often require consideration of what
sentence the appeal court would impose. Her Honour explained the
position as follows:
2 ts 2 - ts 3, 15 April 2026.
3 Narrier v Director of Public Prosecutions (WA) [2025] WASCA 51 [26].
4 CHM v WA Police [2026] WASC 238 [5] - [8].
5 Wallam v Dent [2008] WASC 170 [31].
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I have been unable to find any decision which directly construes s 14(2)
in the context of a sentencing appeal. The governing criteria should be
that contained in the Act itself; that is, whether the judge hearing the
appeal considers that, despite the error in the court below, the appeal
ought to be dismissed because no substantial miscarriage of justice has
occurred. In the context of a sentencing appeal this will usually require
the sentencing court to consider what the appropriate penalty would
have been for the offence if no error had been made in exercising the
sentencing discretion at first instance. If a lower sentence ought to have
been imposed at first instance then the Appeal Court would not be able
to exercise the discretion in s 14(2) to dismiss the appeal because no
substantial miscarriage of justice had occurred. If, on the other hand,
despite the error made in the lower court, the same sentence ought to
have been imposed then the discretion in s 14(2) would, in the usual
case, be exercised.
21 In this case there can be no doubt that the error made by the
sentencing Magistrate resulted in a substantial miscarriage of justice
because I must necessarily impose a lesser sentence than that imposed
at first instance. Leave to appeal should therefore be given and the
appeal allowed on ground 1.
22 I am satisfied that there is sufficient material for me to resentence
Mr Stack and it is appropriate for me to do so.
The additional evidence that the parties relied upon
23 Mr Stack sought to rely upon an affidavit that he swore on 9 July
2026. In that affidavit, Mr Stack deposes to:
(a) being diagnosed with testicular cancer after being sentenced;
(b) his inability to access rehabilitation courses in Casuarina
because of the length of his sentence;
(c) the conditions in Casuarina;
(d) taking medication for anxiety and depression;
(e) having counselling with Head Space previously and intending
to have counselling with them again after his release; and
(f) having arranged a family lawyer.
24 The respondent also sought to put the PSSO before me.
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25 Section 39 of the Criminal Appeals Act provides that subject to an
appeal court's power under s 40 to admit new evidence, the appeal court
must decide the appeal on the evidence and material that was before the
lower court.
26 Section 40(1)(e) of the Criminal Appeals Act provides that for the
purposes of dealing with an appeal, an appellate court may admit other
evidence.
27 Section 14(5) of the Criminal Appeals Act provides that on an
appeal against a sentence, the Supreme Court may have regard to any
relevant matter that has occurred between when the offender was
convicted and when the appeal was heard.
28 I allowed the parties leave to rely on the further materials because
they were for the most part,6 relevant to Mr Stack's resentencing.
29 Some parts of Mr Stack's affidavit verified matters submitted to
Magistrate Shackleton. While it was not necessary for those matters to
be verified on oath, the matters addressed remained material. The
affidavit also addressed matters that were not before the Magistrate.
30 As the State offence concerned a breach of the PSSO, it was of
assistance to have the PSSO before me.
The relevant sentencing principles
The Commonwealth offence
31 Section 16A(1) of the Crimes Act provides that in determining a
sentence in respect of a Commonwealth offence, a court must impose a
sentence of a severity appropriate in all the circumstances.
32 Section 16A(2) of the Crimes Act provides that in addition to any
other matters, the court must take into account the matters identified in
that section that are relevant and known to the court. Those matters
include:
(a) the nature and circumstances of the offence (s 16A(2)(a));
(b) the personal circumstances of any victim of the offence
(s 16A(2)(d));
6 As I discuss further below, the relevancy of the evidence regarding general conditions in Casuarina might
be doubted.
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(c) the degree to which the person has shown contrition for the
offence by taking action to make reparation for any injury, loss
or damage resulting from the offence or in any other manner (s
16A(2)(f));
(d) if the person has pleaded guilty to the charge in respect of the
offence that fact, the timing of the plea and the degree to which
that fact and the timing of the plea resulted in any benefit to the
community, or any victim of, or witness to, the offence
(s 16A(2)(g));
(e) the deterrent effect that any sentence or order under
consideration may have on the person or other persons (s 16A(j)
and s 16A(ja));
(f) the need to ensure that the person is adequately punished for the
offence (s 16A(2)(k));
(g) the character, antecedents, age, means and physical or mental
condition of the person (s 16A(2)(m)); and
(h) the prospect of rehabilitation of the person (s 16A(2)(n)).
33 Section 17A(1) of the Crimes Act provides that a court shall not
pass a sentence of imprisonment on any person for a federal offence
unless the Court, having considered all other available sentences, is
satisfied that no other sentence is appropriate in all the circumstances of
the case.
The State offence
34 Section 6(2) of the Sentencing Act 1995 (WA) (the Sentencing
Act) provides that the seriousness of an offence is determined by taking
into account the statutory penalty for the offence, the circumstances of
the offence including the vulnerability of any victim of the offence and
any aggravating and mitigating factors.
35 Like s 17A(1) of the Crimes Act, s 6(4) of the Sentencing Act
provides that a court must not impose a sentence of imprisonment on an
offender unless it decides that the seriousness of the offence is such that
only imprisonment can be justified, or the protection of the community
requires it.
36 Under s 39 and the related provisions of the Sentencing Act, a
magistrate must be positively satisfied that it is not appropriate to
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suspend or conditionally suspend a term of imprisonment before the
term can be ordered to be served immediately.
37 The discretion to suspend, or conditionally suspend, a term of
imprisonment is not confined by considerations relating to
rehabilitation. In a particular case, the objective features of an offence
may outweigh the personal consideration of rehabilitation.7
The maximum statutory penalties for the offences
38 As I have mentioned, the statutory maximum penalty for the
offence of using a carriage service to menace, harass or offend contrary
to s 474.17(1) of the Commonwealth Criminal Code is 5 years
imprisonment.
39 As I have also mentioned, for the purposes of assessing the
seriousness of the offences on a resentencing, it is the maximum
penalty, not the summary conviction jurisdictional limit that is
relevant.8 This is because the maximum penalty signifies the
seriousness with which the legislature regards the offence.
40 The statutory maximum penalty for the offence of breaching a
PSSO contrary to s 74L of the Sentence Administration Act is 3 years
imprisonment.
The nature and circumstances of the offences
The Commonwealth offence
41 For the purposes of sentencing, I find that the Commonwealth
offence was committed in the following circumstances.
42 Between 10.33 am on Wednesday 14 January 2026 and 10.30 am
on Saturday 31 January 2026 Mr Stack repeatedly used a phone number
to send messages and call his former partner's mobile telephone.
43 During this period Mr Stack sent his former partner 30 to 40 text
messages a day and called her 50 to 100 times a day. The calls were
made over both the telephone and WhatsApp. The messages and phone
calls were of a harassing nature and included threats of self-harm if he
did not get what he wanted.
7 Dinsdale v The Queen [2000] HCA 54; (2000) 202 CLR 321 [18] (Gleeson CJ & Hayne J), [26] (Gaudron
& Gummow JJ), [84], [86] (Kirby J).
8 Smart v The Director of Public Prosecutions for Western Australia [No 2] [2023] WASCA 193 [52];
Wiltshire v Mafi [2010] WASCA 111; (2010) 211 A Crim R 326 [26].
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44 Mr Stack and his former partner had been in an 'on and off again'
relationship for 17 years. The relationship has been characterised by
family violence and aggravated stalking.
45 When Mr Stack called his partner at 10.33am on Wednesday
14 January 2026, he spoke to her for two minutes and 54 seconds. The
call became abusive and he said to her:
GO ON CUNT, GET A VRO ON ME, I'M KILLING YOU, YOU'RE
DEAD, YOU'RE FUCKING DEAD TO ME.
46 Mr Stack's former partner felt harassed and offended by the call.
47 Mr Stack then proceeded to bombard his former partner with calls
and messages. A selection of the messages sent included the following:
ALRIGHT…!Fuck it, you wanna make cunt outta me losing my shit,
watch what happens now if I'm such a joke. Fuck you and I'm doing
now fhck heae%@
You want me to lose it and go off and threaten [redacted] and everyone
around her…alright mother fuckers, lets do it like what [redacted]
wants…better ring [redacted]?
You told my kids to put me on do not disturb hey.? Again you gotta
bring them into it, just stop that.! Watch what I say to all your fucking
little mates on socials now, I do t give a fuck, I'll put it all out for
everyone to see….you watch
[redacted].FUCKING STOP AND ANSWER ME..!! I'm on the bring
of a mental fucking breakdown and don't fucing know whats gonna
happened…I'm gonna do a really bad thing to myself or some cunt near
me…if I get to that stage then fuck I'm sorry, I'm telling you I need my
babies and wanna talk to them but NOTHIN NOTHING NOTHIN!!!
ARRRRRGGHHHH FUCK EVERY DOG CUNT..I HATE EVERY
CUNT AND EVERYTHING!!!! DO FUCKKK IT ALLL
FUCK THIS AND FUCK YOU…!! You say to me that you don't do
nothing to make this worse, well look here, this is what you do all the
time when I keep trying and what do you do about how you feel.? Just
go quiet and not give a fuck about everything that's going on..!!!
[redacted] I mean it keep this up and I have told ya before what will
happen..!! And don't act dumb..you know exactly what.! See how this
can be de excalated with phone call, a text or anything…Fuck you,
don't bother trying any more, you made your bed, now time for sleep in
it…keep thinking this is a joke [redacted], because I'll be laughin after
this all and that's the honest truth…..so keep this little game, it's all
good, but I'll take the blame for ya and…
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48 The messages and phone calls left Mr Stack's former partner
feeling fearful.
The State offence
49 For the purposes of sentencing, I find the facts of the State offence
as follows.
On Wednesday 3 September 2025, the Prisoners Review Board issued a
Post Sentence Supervision Order (PSSO) in respect of the accused. The
order commenced on Sunday 5 October 2025 and is due to expire on
Sunday 12 April 2026.
Relevant conditions of the PSSO include that the accused must:
To abide by the conditions of the Statement of protections conditions
dated 31st January 2022 Protection conditions – 1) will not behave in an
intimidating, aggressive, or abusive way towards [redacted].
On Friday 30 January 2025, [redacted] has contacted Western Australia
Police Force reporting that [Mr Stack] has been calling her phone for
several weeks, making threats to kill her and behaving in an abusive
and aggressive way.
The accused has contacted the protected person and repeatedly abused
her over the telephone, and when the protected person has attempted to
engage in conversation, he has been abusive towards her.
On Wednesday 14 January 2026 at 10:33am, the accused has contacted
the protected person, when he has said to her 'GO ON CUNT, GET A
VRO ON ME, I'M KILLING YOU, YOU'RE DEAD, YOU'RE
FUCKING DEAD'.
The sentencing submissions made to the Magistrate
50 Counsel for Mr Stack who appeared before Magistrate Shackleton
on 15 April 2026, submitted that Mr Stack's offending arose in the
following circumstances.9
51 The PSSO contemplated Mr Stack having contact with his former
partner. When Mr Stack was released from prison in October 2025, the
relationship was going well and he spent a week with his former partner
and their children in Scarborough.
52 On New Years Eve, Mr Stack went camping with his former
partner and their children but Mr Stack and his former partner started
9 ts 6, 15 April 2026.
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arguing about him being unfaithful. His former partner also became
concerned that he was using drugs.
53 Mr Stack's former partner then refused to allow him to see their
children unless he first took a hair follicle drug test. This meant that
Mr Stack was unable to see his son before his birthday because he
could not afford to take the test.
54 Mr Stack was also not taking the medication that he had been
prescribed.
55 Mr Stack's mental health deteriorated and he lashed out, engaging
in the offending.
56 This explanation for Mr Stack's offending was not challenged
before Magistrate Shackleton or before me. It is broadly consistent
with the contents of the pre-sentence report before the Magistrate and
I accept it as correct for the purposes of sentencing.
The aggravating factors of the offending
57 In my view, both offences were aggravated by the following
features that increased Mr Stack's culpability.
58 First, the messages that Mr Stack sent his former partner involved
threats of serious violence, including threats to kill her, or harm himself
or others. It is unsurprising that Mr Stack's partner was left feeling
fearful. Some of the messages he sent seem calculated to achieve that
effect.
59 Secondly, the offending was persistent. Mr Stack sent a very large
number of messages over a two week period, using more than one
communication medium. His offending was no isolated incident. It
was a sustained campaign of harassment, intimidation and
manipulation.
60 Thirdly, the victim of Mr Stack's offending was his former
domestic partner. Mr Stack's offending took place in the context of a
fraught domestic relationship with a history of abuse.
Mr Stack's personal circumstances
61 Mr Stack is 33 years old. He is an Aboriginal man.
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62 He was born in Western Australia and has three brothers and
sisters. He has a positive relationship with his mother but has not had
any contact with his father since being in custody.
63 Mr Stack was exposed to domestic violence as a child and grew up
in an environment where he was exposed to domestic violence.
64 Mr Stack's relationship with his former partner commenced in
high school and has been on and off again for about 17 years. He and
his former partner share three children.
65 Mr Stack completed school to Year 12. After school he
commenced a traineeship for a mining company and completed an
apprenticeship as a painter and was able to maintain stable employment
until approximately 2020. Most recently, before his remand, Mr Stack
was employed in Northam as a Ranger.
66 Mr Stack has been diagnosed with anxiety and depression. He was
prescribed medication when he was last in prison but stopped taking
that medication when he was released. Mr Stack started taking his
medication again following his remand.
67 Mr Stack first tried methylamphetamine when he was 19. His use
was infrequent until 2019 when his use became problematic. He has
not used methylamphetamine in about three years.
68 Mr Stack has also had issues with alcohol.
Pre-sentence report dated 10 April 2026
69 I have been provided with a pre-sentence report dated 10 April
2026 that was prepared for Mr Stack's sentencing in the Magistrates
court.
70 The author of the report observed that Mr Stack's consistent
pattern of offending appears to be linked to his normalised view and
use of family and domestic violence, substance abuse, pro-criminal
attitudes and antisocial behaviour.
71 The author considered that engagement in a residential men's
behavioural change program might assist to manage Mr Stack's risk of
re-offending. She considered that substance use intervention and
engagement with mental health supports, along with engagement in
other community supports might offer Mr Stack stability and ongoing
support in the community. She observed that structured supervision
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sessions could also be utilised for generating discussions of high-risk
situations, peer associations, and addressing attitudes supportive of
family and domestic violence.
72 The author reviewed Mr Stack's prior compliance with community
supervision and noted that it was primarily inadequate.
References
73 I have been provided with two references that were before the
Magistrate which I have taken into consideration.
74 The first is from Mr Jermaine Davis from the Mooditji Boodja
Indigenous Ranger Programme. He says that Mr Stack has been
working with the program since October 2025, had never missed a day
of work and that he would offer Mr Stack a job again when he was
released from prison. Mr Davis says that despite Mr Stack's offending
and the mistakes he has made, he is at heart a good person. He speaks
of Mr Stack's remorse for his conduct.
75 The second is from Ms Glenda Humphries, an Aboriginal Mental
Health Officer. She also speaks of Mr Stack's remorse and says that he
is respected in the community.
Mr Stack's prior criminal record
76 Mr Stack has a lengthy criminal record, a large part of which
consists of breaching family violence restraining orders. Between
24 August 2020 and 10 June 2024, Mr Stack was convicted 84 times of
that offence.
77 Mr Stack had a limited criminal record as a child. He was
convicted of assault occasioning bodily harm when he was 16 years old
for which he received no sentence.
78 On 2 May 2011, when Mr Stack was 18, he was convicted of
breaching a violence restraining order for which he was fined $300.00.
79 Between 25 January 2012 and 22 October 2018, Mr Stack was
convicted of various driving offences, stealing, endangering the life,
health or safety of another person and common assault.
80 On 30 April 2020, when Mr Stack was 27 years old, he was first
convicted of two counts of breaching a family violence restraining
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order. He received a community based order which he subsequently
repeatedly breached.
81 Four months later, on 24 August 2020, Mr Stack was convicted of
a further five counts of breaching a family violence restraining order
(and breaching his community based order). He received suspended
terms of imprisonment with a total effective sentence of 6 months.
82 The next year, on 12 October 2021, Mr Stack was convicted of a
further 42 counts of breaching a family violence restraining order.
These offences were committed on various dates between 1 October
2020 and 5 July 2021.
83 On the same day, he was also convicted of aggravated stalking,
using a carriage service to menace, harass or offend contrary to
s 474.17(1) of the Commonwealth Criminal Code and breaching his
community based order and his suspended imprisonment order.
84 Mr Stack received a 1 year 6 month sentence of immediate
imprisonment for the aggravated stalking and a further cumulative
4 month term of immediate imprisonment for one of the breaches of the
suspended imprisonment order. He received other sentences of
immediate imprisonment (to be served concurrently with the terms of
imprisonment I have mentioned) and fines for his other offences.
85 On 14 June 2022, Mr Stack was convicted of a further 25 counts
of breaching a family violence restraining order. The offences were
committed on various dates between 19 July 2021 and 3 January 2022.
He received a total effective sentence of 12 months imprisonment and
was declared a serial family violence offender.
86 On 7 March 2024, Mr Stack was convicted of seven further counts
of breaching a family violence restraining order. The offences were
committed on various dates between 6 November 2023 and
6 December 2023. He was also convicted of three counts of breaching
a PSSO. He received a total effective sentence of 1 year 6 months.
87 On 10 June 2024, Mr Stack was convicted of four further counts
of breaching a family violence restraining order. The offences were
committed between 18 December 2023 and 8 January 2024. One
offence was committed on Christmas Day. Mr Stack received a further
4 month cumulative prison sentence to be served from 10 June 2024.
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88 Mr Stack's criminal record does not aggravate the seriousness of
the offences for which he is to be sentenced. He is not to be punished
again for past offences. His record does demonstrate, however, that he
is not entitled to leniency on the ground that he is a first offender or that
committing an offence was an uncharacteristic aberration. His record
means that I need to impose a sentence which is firm enough to deter
him from offending in this way in the future, and to protect the public
from further offending by him.
Consideration of the possible mitigating factors
Mr Stack's guilty plea
89 Mr Stack was arrested on 31 January 2026 and entered a guilty
plea on 23 March 2026.
90 The respondent accepts that Mr Stack pleaded guilty at the first
available opportunity.
91 As a consequence of Mr Stack's plea of guilty, a trial was not
required and his former partner was not required to come to court to
give evidence. There is also an important underlying purpose in
allowing a discount that I have borne in mind.
92 Taking these matters into account, I have allowed a discount to
Mr Stack's sentence by 25% from the head sentence I would otherwise
have imposed had he been found guilty of the offence after trial and
there were no mitigating factors.
Remorse
93 Remorse is relevantly a strong emotion experienced by a person
who is sorry for their previous actions and the adverse impact those
actions have had upon others and who has resolved to reform and
rehabilitate themselves.10
94 Before Magistrate Shackleton, counsel for Mr Stack submitted that
Mr Stack was genuinely sorry and remorseful for his conduct. He said
that Mr Stack respected and cared for his former partner and
appreciated everything she had done to raise their children.
He submitted that Mr Stack wanted to improve himself and to get into a
residential rehabilitation program.11
10 Bradbury v The State of Western Australia [2020] WASCA 214 [53].
11 ts 5 - ts 7, 15 April 2026.
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95 I accept that Mr Stack is remorseful for his conduct. While he has
not participated in any rehabilitation courses during his current term of
imprisonment, he has explained in his affidavit that no courses have
been offered to him due to the length of his term of imprisonment. He
has indicated that he proposes to engage with counselling on his
release.
Mr Stack's cancer diagnosis
96 After Mr Stack was sentenced, he was diagnosed with testicular
cancer. He has had an operation to remove a lump and the surgeon has
told him that he believes that he managed to remove all of the cancer.
Mr Stack will need to have ongoing tests to make sure that the cancer
does not return. It has not been suggested that those tests could not be
performed while he is in prison.
97 Mr Stack found waiting for the test results and then receiving the
diagnosis while in prison very stressful.
98 I have taken Mr Stack's cancer diagnosis and the stress that he felt
into account as part of his personal circumstances. I do not consider,
however, that his cancer diagnosis is a substantial mitigating factor
given that the evidence before me suggests that the cancer has now
been treated. Nor do I consider that the stress Mr Stack felt waiting for
his test results is a substantial mitigating factor.
Prison conditions
99 Mr Stack's affidavit suggests that he relies upon the conditions in
Casuarina as a mitigating factor. The material before me suggests that
the conditions referred to by Mr Stack are being experienced by
inmates within the prison generally. Apart from Mr Stack's cancer
diagnosis, the affidavit material failed to identify any matters personal
to him which would mean that he would find conditions in prison more
onerous than the general prison population.
100 In Fletcher v The State of Western Australia,12 the Court of
Appeal recently held that a sentencing judge cannot take poor prison
conditions experienced generally by inmates into account in mitigation.
The general conditions in Casuarina are therefore not a mitigating
factor that it is open to me to take into account.
12 Fletcher v The State of Western Australia [2026] WASCA 112 [13] - [14], [89] - [132].
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The appropriate sentence for the offences
Whether a term of imprisonment is the only sentencing option
101 Mr Stack's offending was serious. He engaged in a sustained
campaign of harassment, intimidation and manipulation against his
vulnerable former partner. His messages involved threats of violence
and his partner was left feeling understandably fearful.
102 At the time that he committed these offences, Mr Stack had only
recently been released from prison for other offending against his
partner. He has a lengthy history of offending against the same partner
and has breached family violence restraining orders on 84 different
occasions. This is also not the first occasion on which he has been
convicted of using a carriage service to menace, harass or offend.
103 It is necessary to impose a sentence that is firm enough to deter
Mr Stack from offending in this way in the future and to deter others
from engaging in similar offending.
104 The seriousness of Mr Stack's offending is such that I consider that
a sentence of immediate imprisonment is the only appropriate sentence
in respect of each of the offences.
105 In considering the appropriate term of imprisonment to impose,
I have taken into account the circumstances of Mr Stack's offending,
the jurisdictional limit in relation to count 1 and the aggravating factors
I have mentioned. I have made reductions for the relevant mitigating
factors. I consider that the following sentences would be appropriate.
106 In relation to count 1, using a carriage service to menace, harass or
offend contrary to s 474.17(1) of the Commonwealth Criminal Code, a
12 month term of immediate imprisonment. This will be the head
sentence.
107 In relation to count 2, breaching a PSSO contrary to s 74L of the
Sentence Administration Act, a 12 month term of immediate
imprisonment.
108 With regard to the sentence in relation to Count 1, if this matter
had not been dealt with summarily, I would have imposed a more
significant term of imprisonment.
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109 A sentencing judge must be positively satisfied that it is not
appropriate to suspend or conditionally suspend a term of imprisonment
before the term can be ordered to be served immediately.
110 When I reconsider all the circumstances of Mr Stack's case, I am
positively satisfied the offences are too serious for the sentences of
imprisonment to be suspended in any capacity.
Totality
111 As I have imposed more than one sentence of imprisonment, it is
necessary for me to consider the totality principle.
112 The totality principle comprises two limbs.
113 The first limb requires me to consider all of Mr Stack's offending
and to ensure that the total effective sentence bears a proper
relationship to his overall criminality viewed in its entirety and having
regard to the circumstances of the case including those referable to him
personally.
114 The second limb requires me not to impose a 'crushing' sentence
on Mr Stack. The word, 'crushing' in this context denotes the
destruction of any reasonable expectation of a useful life after release.
115 The usual consequence of the application of the totality principle
is to arrive at an ultimate aggregate sentence which is less than that
which would have been arrived at by a straightforward addition of all
the terms imposed.
116 In this case, while counts 1 and 2 are separate offences, both
offences arose out of the same course of conduct. Given this, I consider
that it would be appropriate to make the term of imprisonment in
relation to count 2 concurrent with count 1.
Backdating
117 Mr Stack has been in custody since 31 January 2026, I will
backdate his sentences to that date.
Recognisance release order
118 Section 19AC(1) of the Crimes Act provides that where a person
is convicted of a Commonwealth offence and receives a sentence of
less than 3 years, the sentencing court must make a recognisance
release order.
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119 Section 19AC(1) of the Crimes Act provides that a court may
decline to make a recognisance release order if it is satisfied that such
an order is not appropriate, having regard to the nature and
circumstances of the offence and the antecedents of the person.
120 Section 20(1)(b) of the Crimes Act provides that I may also order
Mr Stack's immediate release.
A sentencing court's task in fixing a specified term of imprisonment
under a recognisance release order was discussed by the Court
of Appeal in Musca v R.13 The Court of Appeal's observations
in R v Host,14 and R v Abbas15 are also relevant. The position
may be summarised as follows:
(a) the minimum period of imprisonment is part of the sentence;
(b) the court must determine the minimum period of imprisonment
that justice requires the offender to serve;
(c) fixing a minimum period of imprisonment serves the interests of
the community rather than those of the offender, even though a
minimum term confers a benefit on the offender;
(d) the factors which a sentencing judge must take into account
when fixing a minimum period of imprisonment are the same as
that apply to the setting of the head sentence. Sentencing
factors which count against mitigation may increase a minimum
period of imprisonment, sentencing factors in favour of
mitigation may reduce it;
(e) any necessary deterrent and punitive effects of sentences for a
particular offence must be reflected both in the minimum period
of imprisonment; and
(f) there is no judicially determined norm or starting point (whether
as a percentage of the head sentence or otherwise) for the period
of imprisonment that a federal offender should actually serve in
prison.
121 In my view, taking into account the seriousness of Mr Stack's
offending, including the aggravating factors I have identified and taking
13 Musca v R [2021] WASCA 37 [66] - [71].
14 R v Host [2015] WASCA 23; (2015) 248 A Crim R 352 [172] - [177].
15 R v Abbas [2019] WASCA 64; (2019) 277 A Crim R 105 [118] - [124].
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into account the relevant mitigating factors and the need for appropriate
punishment and specific and general deterrence, the minimum period of
imprisonment that justice requires Mr Stack serve for the
Commonwealth offence is 10 months.
122 I will therefore make a recognisance release order that Mr Stack
be released upon giving security in the sum of $2,000.00 to be of good
behaviour for 6 months, after serving 10 months of the 12 month term
of imprisonment for the Commonwealth offence.
Parole
123 The respondent does not oppose an order that Mr Stack be made
eligible for parole in relation to the State offence. It is in the interests
of both the community and Mr Stack that he is supported and has
access to services upon his release from prison. I will make an order
that he is eligible for parole in relation to the State offence.
Conclusion
124 For these reasons, I allowed the appeal and resentenced Mr Stack
as I have set out above.
I certify that the preceding paragraph(s) comprise the reasons for decision of
the Supreme Court of Western Australia.
VS
Associate to the Hon Justice Palmer
13 AUGUST 2026
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