http://www.legislation.gov.uk/wsi/2021/360/regulation/37/madeThe Town and Country Planning (Strategic Development Plan) (Wales) Regulations 2021enKing's Printer of Acts of Parliament2021-03-23TOWN AND COUNTRY PLANNING, WALES Section 60M(1) of the Planning and Compulsory Purchase Act 2004 requires a corporate joint committee, to which Part 6 of that Act applies by virtue of regulations made under Part 5 of the Local Government and Elections (Wales) Act 2021, to prepare a strategic development plan (“SDP”) for its area. PART 2Chapter 9 37 Where an SDP is adopted by the CJC under section 67(3) of the 2004 Act or is approved by the Welsh Ministers under section 65(9)(a) or 71(4)(b) of that Act, any existing SDP is superseded and ceases to have effect.