Collective title

A collective title is an expression by which two or more pieces of legislation may, under the law of the United Kingdom, be cited together. A famous example is the Parliament Acts 1911 and 1949.
Construction of references to citation with a group of Acts that have a collective title.
Section 2(2) of the Short Titles Act 1896 reads:
This provision is derived from section 1(3) of the Short Titles Act 1892.
Effect of repeal.
Section 19(2) of the Interpretation Act 1978 does not authorise the continued use of a collective title previously authorised by a repealed enactment.