Mentally disordered offenders

Mentally disordered offenders is a specialized practice area in Singapore's legal system. This area encompasses 23 cases from 2001 to 2023.

Leading Law Firms

Analysis of law firms specializing in Mentally disordered offenders, ranked by case volume and success rates.

Law Firm	Cases	Success Rate	Key Lawyers	Recent Cases
Attorney-General’s Chambers41.67% success rate	12 cases52.2% of area	41.67% success rate	Tan Wen Hsien (3 cases) Tan Kiat Pheng (3 cases) Kumaresan Gohulabalan (2 cases)	PP v Xavier Yap: Culpable Homicide, Mentally Disordered Offenders, Sentencing(Aug 2023) PP v Soo Cheow Wee: Sentencing of Mentally Disordered Offenders for Voluntarily Causing Hurt and Criminal Intimidation(Jul 2023) PP v Gaiyathiri: Culpable Homicide & Diminished Responsibility in Maid Abuse Case(Aug 2021)
Deputy Public Prosecutors60.00% success rate	5 cases21.7% of area	60.00% success rate	Adam Nakhoda (2 cases) Toh Shin Hao (1 cases) Winston Cheng (1 cases)	PP v Aguilar Guen Garlejo: Culpable Homicide, Mental Disorder, and Sentencing(May 2006) PP v Chee Cheong Hin Constance: Sentencing for Kidnapping and Culpable Homicide by Mentally Disordered Offender(Apr 2006) Public Prosecutor v Hwang Yew Kong: Culpable Homicide, Schizophrenia, and Life Imprisonment(Feb 2006)
Harry Elias Partnership0.00% success rate	4 cases17.4% of area	0.00% success rate	Subhas Anandan (3 cases) Sunil Sudheesan (2 cases) Anand Nalachandran (2 cases)	Public Prosecutor v Han John Han: Culpable Homicide and Delusional Disorder(Jan 2007) PP v Aguilar Guen Garlejo: Culpable Homicide, Mental Disorder, and Sentencing(May 2006) PP v Chee Cheong Hin Constance: Sentencing for Kidnapping and Culpable Homicide by Mentally Disordered Offender(Apr 2006)
Quahe Woo & Palmer LLC0.00% success rate	3 cases13.0% of area	0.00% success rate	Sunil Sudheesan (3 cases) Diana Ngiam (2 cases) Diana Ngiam Hian Theng (1 cases)	PP v Gaiyathiri: Culpable Homicide & Diminished Responsibility in Maid Abuse Case(Aug 2021) Public Prosecutor v Kong Peng Yee: Culpable Homicide & Sentencing of Mentally Disordered Offenders(Jun 2018) Public Prosecutor v Kong Peng Yee: Culpable Homicide and Sentencing of Mentally Disordered Offender(Oct 2017)
Deputy Public Prosecutor100.00% success rate	3 cases13.0% of area	100.00% success rate	Shahla Iqbal (1 cases) Jaswant Singh (1 cases) Janet Wang (1 cases)	Mohammad Zam v PP: Appeal Against Life Sentence for Culpable Homicide Due to Mental Disorder(Feb 2007) Public Prosecutor v Han John Han: Culpable Homicide and Delusional Disorder(Jan 2007) Tan Ngin Hai v PP: Preventive Detention for Theft by Persistent Offender(May 2001)
Marican & Associates50.00% success rate	2 cases8.7% of area	50.00% success rate	Noor Mohamed Marican (2 cases)	PP v Aniza bte Essa: Abetment of Culpable Homicide & Sentencing of Mentally Disordered Offenders(Apr 2009) PP v Aniza bte Essa: Culpable Homicide & Sentencing for Mentally Disordered Offenders(Apr 2008)
Gabriel Law Corporation0.00% success rate	1 cases4.3% of area	0.00% success rate	Nandwani Manoj Prakash (1 cases)	PP v Aguilar Guen Garlejo: Culpable Homicide, Mental Disorder, and Sentencing(May 2006)
TSMP Law Corporation0.00% success rate	1 cases4.3% of area	0.00% success rate	Anand Nalachandran (1 cases)	Public Prosecutor v CAD: Culpable Homicide & Sentencing of Mentally Disordered Offender(Nov 2019)
Joseph Chen & Co0.00% success rate	1 cases4.3% of area	0.00% success rate	Joseph Chen (1 cases)	PP v Gaiyathiri: Culpable Homicide & Diminished Responsibility in Maid Abuse Case(Aug 2021)
Lee & Lee0.00% success rate	1 cases4.3% of area	0.00% success rate	Tan Tee Jim (1 cases) Jeremiah Chew (1 cases) Joel Cheang (1 cases)	Singapore Professional Golfers’ Association v Chen Eng Waye: Passing Off & Trademark Infringement(Feb 2013)

Notable Lawyers

Leading lawyers practicing in Mentally disordered offenders, ranked by case volume and success rates.

Lawyer	Cases	Success Rate	Expertise Level	Recent Cases
Sunil Sudheesan0.00% success rate	5 cases21.7% of area	0.00% success rate	Highly Specialized90% relevance score	PP v Gaiyathiri: Culpable Homicide & Diminished Responsibility in Maid Abuse Case(Aug 2021) Public Prosecutor v Kong Peng Yee: Culpable Homicide & Sentencing of Mentally Disordered Offenders(Jun 2018) Public Prosecutor v Kong Peng Yee: Culpable Homicide and Sentencing of Mentally Disordered Offender(Oct 2017)
Tan Wen Hsien33.33% success rate	3 cases13.0% of area	33.33% success rate	Highly Specialized85% relevance score	Ho Mei Xia Hannah v Public Prosecutor: Appeal Against Sentence for Offences Against Public Servants(Sep 2019) Public Prosecutor v Kong Peng Yee: Culpable Homicide & Sentencing of Mentally Disordered Offenders(Jun 2018) Public Prosecutor v Kong Peng Yee: Culpable Homicide and Sentencing of Mentally Disordered Offender(Oct 2017)
Anand Nalachandran0.00% success rate	3 cases13.0% of area	0.00% success rate	Highly Specialized90% relevance score	Public Prosecutor v CAD: Culpable Homicide & Sentencing of Mentally Disordered Offender(Nov 2019) PP v Chee Cheong Hin Constance: Sentencing for Kidnapping and Culpable Homicide by Mentally Disordered Offender(Apr 2006) Public Prosecutor v Ng Kwang Lim: Culpable Homicide and Sentencing of Mentally Disordered Offender(Apr 2004)
Tan Kiat Pheng33.33% success rate	3 cases13.0% of area	33.33% success rate	Highly Specialized76.67% relevance score	PP v Aniza bte Essa: Abetment of Culpable Homicide & Sentencing of Mentally Disordered Offenders(Apr 2009) PP v Aniza bte Essa: Culpable Homicide & Sentencing for Mentally Disordered Offenders(Apr 2008) Public Prosecutor v Ong Wee Teck: Culpable Homicide and Sentencing for Schizophrenic Offender(Jun 2001)
Subhas Anandan0.00% success rate	3 cases13.0% of area	0.00% success rate	Highly Specialized88.33% relevance score	Public Prosecutor v Han John Han: Culpable Homicide and Delusional Disorder(Jan 2007) PP v Chee Cheong Hin Constance: Sentencing for Kidnapping and Culpable Homicide by Mentally Disordered Offender(Apr 2006) Public Prosecutor v Ng Kwang Lim: Culpable Homicide and Sentencing of Mentally Disordered Offender(Apr 2004)
Kumaresan Gohulabalan50.00% success rate	2 cases8.7% of area	50.00% success rate	Highly Specialized85% relevance score	PP v Xavier Yap: Culpable Homicide, Mentally Disordered Offenders, Sentencing(Aug 2023) PP v Lim Chai Heng: Sentencing of Mentally Disordered Offender in Fatal Traffic Accident(Nov 2019)
Noor Mohamed Marican50.00% success rate	2 cases8.7% of area	50.00% success rate	Highly Specialized80% relevance score	PP v Aniza bte Essa: Abetment of Culpable Homicide & Sentencing of Mentally Disordered Offenders(Apr 2009) PP v Aniza bte Essa: Culpable Homicide & Sentencing for Mentally Disordered Offenders(Apr 2008)
Sarah Shi0.00% success rate	2 cases8.7% of area	0.00% success rate	Highly Specialized92.5% relevance score	Public Prosecutor v Kong Peng Yee: Culpable Homicide & Sentencing of Mentally Disordered Offenders(Jun 2018) Public Prosecutor v Kong Peng Yee: Culpable Homicide and Sentencing of Mentally Disordered Offender(Oct 2017)
Diana Ngiam0.00% success rate	2 cases8.7% of area	0.00% success rate	Highly Specialized90% relevance score	PP v Gaiyathiri: Culpable Homicide & Diminished Responsibility in Maid Abuse Case(Aug 2021) Public Prosecutor v Kong Peng Yee: Culpable Homicide and Sentencing of Mentally Disordered Offender(Oct 2017)
Samuel Chua0.00% success rate	2 cases8.7% of area	0.00% success rate	Highly Specialized80% relevance score	PP v Aniza bte Essa: Abetment of Culpable Homicide & Sentencing of Mentally Disordered Offenders(Apr 2009) PP v Aniza bte Essa: Culpable Homicide & Sentencing for Mentally Disordered Offenders(Apr 2008)

Recent Judgments

Displaying 23 most recent judgments out of 23 total cases

No.	Title	Court	Decision Date	Outcomes
1	PP v Xavier Yap: Culpable Homicide, Mentally Disordered Offenders, Sentencing	General Division of the High Court	14 Aug 2023	The Accused was sentenced to seven years’ imprisonment for each of the two charges under s 304(a) of the Penal Code. The two sentences are ordered to run consecutively, resulting in an aggregate sentence of 14 years’ imprisonment.
2	PP v Soo Cheow Wee: Sentencing of Mentally Disordered Offenders for Voluntarily Causing Hurt and Criminal Intimidation	General Division of the High Court	30 Jul 2023	The Prosecution’s appeal was dismissed and the accused person’s appeal was allowed in part; the aggregate sentence was reduced from 33 months’ imprisonment to 27 months’ imprisonment.
3	PP v Gaiyathiri: Culpable Homicide & Diminished Responsibility in Maid Abuse Case	General Division of the High Court of the Republic of Singapore	03 Aug 2021	Accused sentenced to 30 years’ imprisonment.
4	PP v Lim Chai Heng: Sentencing of Mentally Disordered Offender in Fatal Traffic Accident	High Court of the Republic of Singapore	24 Nov 2019	Accused sentenced to one year imprisonment and disqualified from driving for 12 years.
5	Public Prosecutor v CAD: Culpable Homicide & Sentencing of Mentally Disordered Offender	High Court of the Republic of Singapore	03 Nov 2019	Accused sentenced to seven years’ imprisonment.
6	Ho Mei Xia Hannah v Public Prosecutor: Appeal Against Sentence for Offences Against Public Servants	High Court of the Republic of Singapore	09 Sep 2019	Appeal Dismissed
7	Public Prosecutor v Kong Peng Yee: Culpable Homicide & Sentencing of Mentally Disordered Offenders	Court of Appeal of the Republic of Singapore	26 Jun 2018	Appeal Allowed in Part
8	Public Prosecutor v Kong Peng Yee: Culpable Homicide and Sentencing of Mentally Disordered Offender	High Court of Singapore	15 Oct 2017	Accused sentenced to two years’ imprisonment.
9		-	13 Sep 2017	Unknown
10	Singapore Professional Golfers’ Association v Chen Eng Waye: Passing Off & Trademark Infringement	Court of Appeal	19 Feb 2013	Appeal Allowed in Part
11	Monex Group v E-Clearing: Breach of Contract Dispute over Dynamic Currency Conversion System	High Court	25 Feb 2010	Judgment for Plaintiff
12	PP v Aniza bte Essa: Abetment of Culpable Homicide & Sentencing of Mentally Disordered Offenders	Court of Appeal of the Republic of Singapore	19 Apr 2009	Appeal Dismissed
13	PP v Aniza bte Essa: Culpable Homicide & Sentencing for Mentally Disordered Offenders	High Court	27 Apr 2008	Accused convicted and sentenced to 9 years imprisonment.
14	PP v Goh Lee Yin: Kleptomania, Theft, and Sentencing of Mentally Disordered Offenders	High Court	28 Nov 2007	Appeal dismissed; a fresh term of probation of 18 months imposed.
15	Mohammad Zam v PP: Appeal Against Life Sentence for Culpable Homicide Due to Mental Disorder	Court of Appeal of the Republic of Singapore	22 Feb 2007	Appeal Dismissed
16	Public Prosecutor v Han John Han: Culpable Homicide and Delusional Disorder	High Court	14 Jan 2007	Accused sentenced to three years imprisonment.
17	PP v Aguilar Guen Garlejo: Culpable Homicide, Mental Disorder, and Sentencing	High Court	28 May 2006	The accused was sentenced to a term of imprisonment of ten years.
18	PP v Chee Cheong Hin Constance: Sentencing for Kidnapping and Culpable Homicide by Mentally Disordered Offender	High Court	06 Apr 2006	Accused sentenced to 10 years' imprisonment for culpable homicide and 3 years' imprisonment for kidnapping, to run consecutively.
19	Public Prosecutor v Hwang Yew Kong: Culpable Homicide, Schizophrenia, and Life Imprisonment	High Court	09 Feb 2006	Accused sentenced to imprisonment for life.
20	Public Prosecutor v Kok Weng Shang Bernard: Culpable Homicide and Mental Disorder Sentencing	High Court	31 Mar 2005	Accused sentenced to imprisonment for life.
21	Public Prosecutor v Ng Kwang Lim: Culpable Homicide and Sentencing of Mentally Disordered Offender	High Court	28 Apr 2004	Accused convicted and sentenced to life imprisonment.
22	Public Prosecutor v Ong Wee Teck: Culpable Homicide and Sentencing for Schizophrenic Offender	High Court	28 Jun 2001	Order accordingly.
23	Tan Ngin Hai v PP: Preventive Detention for Theft by Persistent Offender	High Court	31 May 2001	Appeal dismissed.