Permission for Developments of National Significance in Wales
Permission for Developments of National Significance in Wales

The following Planning guidance note provides comprehensive and up to date legal information covering:

  • Permission for Developments of National Significance in Wales
  • A streamlined system for Developments of National Significance in Wales
  • Projects that must use the DNS regime
  • Pre-application procedure
  • Request for pre-application advice
  • Pre-application consultation report
  • Application, validation and consultation
  • Local impact reports
  • Examination and determination
  • Effect on other consenting regimes
  • more

A streamlined system for Developments of National Significance in Wales

The Planning (Wales) Act 2015 amended the Town and Country Planning Act 1990 (TCPA 1990) to create a new category of development projects in Wales, named developments of national significance (DNS). Together with the Developments of National Significance (Procedure) (Wales) Order 2016 , SI 2016/55 (the DNSO 2016), the Developments of National Significance (Specified Criteria and Prescribed Secondary Consents) (Wales) Regulations 2016, SI 2016/53 (DNS(SC)R 2016) and the Developments of National Significance (Wales) Regulations 2016 (DNS(W)R 2016), SI 2016/56, it established a faster and more streamlined route for obtaining planning permission for DNS to be determined, with applications being made directly to the Welsh Ministers, bypassing consideration by local planning authorities (LPAs) (the DNS regime). The DNS process is managed by the Planning Inspectorate Wales (PINS Wales) on behalf of the Welsh Ministers.

Broadly, the DNS regime can be compared to the regime for Nationally Significant Infrastructure Projects (the NSIP regime) under the Planning Act 2008 (PA 2008), in that it aims to provide a faster, centralised decision-making process. The NSIP regime is more limited in its extent in Wales, and to that extent the DNS regime therefore complements the NSIP regime in Wales, albeit with several significant differences:

  1. the DNS regime, unlike the NSIP regime, does not establish a