Cookie Settings

We use third-party cookies in order to personalize your site experience. See our Privacy Policy.

Is Planning Permission Necessary? How to Make a Planning Application Once your Planning Application is Received Decision Outcomes Appealing a Decision What Happens Next

Prepare to Build Building Control Conservation Areas Tree Preservation Orders (TPOs) Listed Buildings The Party Wall etc. Act 1996 Basement Development Advice HETAS NICEIC Gas Safe Construction Management Waste Management Interior Decoration

Handbooks About Contact

020 3951 0814

Gwynedd Planning Handbook

Planning guidance for Gwynedd

About the Gwynedd handbooks

This page provides access to planning and building regulation handbooks for Gwynedd, helping applicants and professionals identify the correct requirements at each stage of a project.

Planning considerations in Gwynedd

Common factors that affect applications in Gwynedd.

House Extensions & Permitted Development

New Builds & Infill Development

Change of Use Applications

Conservation Areas & Listed Buildings

Trees, Ecology & Environmental Considerations

Highways, Access & Parking

Drainage & Flood Risk

Validation Requirements

Who this handbook is for

Applicants

Homeowners planning extensions
Property developers
Landlords

Professionals

Architects and designers
Builders and contractors
Planning consultants

Local planning resources

Official resources for Gwynedd.

Planning Portal

National planning application portal used for submissions and guidance.

External links provided for reference.