151.Section 42 (as well as assisting with the interpretation of section 41) provides that the Secretary of State may by order, subject to the affirmative resolution procedure (i.e. both Houses of Parliament must debate and approve any order), add or remove offences to or from the list of offences in section 62 which are sexual offences for the purposes of section 41.
Commentary on Sections Part II: Giving of evidence or information for purposes of criminal proceedings Chapter III: Protection of complainants in proceedings for sexual offences Section 42: Interpretation and application of section 41