The offences that may be expunged under this Act are the following:
(a) an offence against section 71 or 72 of the Criminal Law Consolidation Act, 1876 (SA) before its repeal by the Criminal Code Act on 1 January 1984;
(b) an offence against section 127 or 128 of the Criminal Code before its repeal by the Law Reform (Gender, Sexuality and De Facto Relationships) Act 2003 on 17 March 2004;
(c) an offence, prescribed by regulation, that involves consensual sexual activity between persons of the same sex;
(d) an offence against public decency or morality by which homosexual behaviour could be punished;
(e) an offence of attempting, or of conspiracy or incitement, to commit an offence mentioned in paragraphs (a) to (d).