"Roffee, J. A. (2014). No Consensus on Incest? Criminalisation and Compatibility with the European Convention on Human Rights". doi:10.1093/hrlr/ngu023.
The Sexual Offences Act 2003, section 141; the Sexual Offences Act 2003 (Commencement) Order 2004 (SI 2004/874), article 2; the Sexual Offences Act 2003 (Commencement) (Scotland) Order 2004 (SSI 2004/138), article 2.