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How to prepare for the new infrastructure consenting process in Wales.

First published:
22 August 2025
Last updated:

Guidance

Guidance  has been prepared to support the new consenting process for significant infrastructure projects in Wales. This includes advice on: 

  • pre-application requirements,
  • how to make an application,
  • how communities can get involved.

Read the guidance: Significant infrastructure projects (SIP): guidance

Transitional arrangements

Some projects submitted to the Welsh Ministers before 15 December 2025 will continue to be considered under the existing consenting regimes. These projects need to have met the transitional provisions set out in Section 146 of the Infrastructure (Wales) Act 2024. 

Further  guidance on transitional provisions is available here: Infrastructure consenting process: transitional provisions

Infrastructure consenting: contact details

Contact the Welsh Government’s Infrastructure Consenting Team if you need more information: infrastructureconsenting@gov.wales

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