Sexual offences are among the most serious criminal charges under Western Australian law. A conviction carries the prospect of substantial imprisonment, mandatory registration on the Western Australian Sex Offender Register, and consequences that permanently affect employment, relationships, housing, and reputation. The moment a sexual offence allegation is made, the impact on a person’s life is immediate and severe — which is why obtaining experienced criminal defence representation as early as possible is critical.
Western Australian sexual offences are governed primarily by the Criminal Code Act Compilation Act 1913 (WA). Unlike other Australian states, WA operates under its own distinct legislative framework with its own definitions, penalty structures, and procedural rules. The law here differs meaningfully from the equivalent provisions in New South Wales, Victoria, and Queensland — which is why local expertise in Western Australian criminal law is essential when facing these charges.
The offences covered in this section span a broad range of conduct — from indecent assault through to sexual penetration without consent and the most serious child sexual offences. Each charge carries its own elements that the prosecution must establish beyond a reasonable doubt, its own available defences, and its own sentencing range. Understanding precisely what applies to your specific charge — and where the weaknesses in the prosecution case may lie — is the foundation of any effective defence.
Sexual offence prosecutions in Western Australia are typically heard in the District Court, with the most serious matters proceeding to the Supreme Court. WA courts have implemented a range of procedural protections for complainants, including the ability to give evidence by closed-circuit television, restrictions on cross-examination about prior sexual history, and automatic publication bans protecting the complainant’s identity. Navigating these procedural rules — while ensuring your rights to a fair trial are fully protected — requires a lawyer with specific experience in WA sexual offence proceedings.
For each charge covered in this section, you will find detailed information on the applicable Western Australian law, what the prosecution must prove, the maximum penalty and likely sentencing range, the defences available under WA law, and which court will hear the matter. Each article is written to give you a clear and thorough understanding of the legal landscape before you make any decisions about your case.
If you or someone you know has been charged with a sexual offence anywhere in Western Australia — including Perth, Fremantle, Mandurah, Bunbury, Geraldton, Broome, or regional and remote areas — call 1300 331 331 to speak with an experienced Perth criminal lawyer. Your first conference is free and we are available 24 hours a day, 7 days a week.
Each criminal law article on this page contains information relating to:
- What the law states in regard to the sexual charge
- What the maximum penalty for the sexual charge is
- What the police and prosecution must prove
- Possible defences to the sexual charge
- Which court is likely to hear the matter
Simply click on the law information link that relates to your enquiry.