Unitary Development Plan and Supplementary Planning Guidance

The current adopted Development Plan for the Gwynedd Local Planning Authority Area is the Anglesey and Gwynedd Joint Local Development Plan which was adopted on 31 July 2017.  The Joint Local Development Plan supersedes the Gwynedd Unitary Development Plan(UDP).


View the superseded Unitary Development Plan (UDP) document

It is possible to view the superseded UDP document either:

  • Online: visit the Unitary Development Plan (UDP) website
  • Visit the main Council Offices at Caernarfon, Pwllheli and Dolgellau, or public libraries in Gwynedd.


Supplementary Planning Guidance (adopted)

Supplementary Planning Guidance (SPG) has been produced to support policies in the Unitary Development Plan. They give further detail on some of the policies included within the Unitary Development Plan.