# Planning (Wales) Act 2026, Section 11: Sustainable development

Extent: E+W
Status: prospective

(1) This section applies to the exercise by a public body of a function under this Part in relation to the National Development Framework for Wales, a strategic development plan or a local development plan.
(2) The function must be exercised, as part of carrying out sustainable development in accordance with the Well-being Act, for the purpose of ensuring that the development and use of land contribute to improving the economic, social, environmental and cultural well-being of Wales.
(3) In complying with subsection (2), a public body must take account of any relevant guidance issued by the Welsh Ministers (including relevant guidance issued under section 14 of the Well-being Act).
(4) In this section “public body” has the meaning given by section 6 of the Well-being Act.

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Source: https://www.legislation.gov.uk/asc/2026/6/section/11 (the official version)
Page: https://openlegislation.uk/planning-wales-act-2026/section-11
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.