Planning Permission — Dun Laoghaire Rathdown County Council
Dun Laoghaire Rathdown County Council is one of 4 planning authorities in Dublin. If your site falls inside its boundary, your application, fees, and any appeal all go through Dun Laoghaire Rathdown County Council — check which authority covers your address before preparing drawings.
Looking for Dun Laoghaire Rathdown County Council ePlanning? Search and track applications on planning.agileapplications.ie, or browse the Dun Laoghaire Rathdown County Council register here without the council's search form.
Dun Laoghaire Rathdown County Council planning statistics 2026: 1,595 planning applications received so far in 2026, with 89% of the 898 decided to date granted. Source: Irish planning statistics.
Where to apply and check applications
Frequently asked questions
How long does Dun Laoghaire Rathdown County Council take to decide a planning application?
Dun Laoghaire Rathdown County Council must decide within 8 weeks of receiving a valid application. A request for further information extends this: you have 6 months to respond and the council then has 4 more weeks to decide.
How much does a planning application to Dun Laoghaire Rathdown County Council cost?
Fees are set nationally: €65 for a new house and €34 for a domestic extension or garage, with retention permission costing three times the standard fee. Professional fees for drawings typically add €1,500 to €5,000.
Where do I send a planning application for Dun Laoghaire Rathdown County Council?
Apply to Dun Laoghaire Rathdown County Council online through planning.agileapplications.ie or on paper at the council offices. A newspaper notice and site notice must be in place before lodging.
The full process — drawings, notices, timelines, appeals — is covered in planning permission in Dublin.
Other planning authorities in Dublin
Get help with your application
A local architect or planning consultant who deals with Dun Laoghaire Rathdown County Council regularly can prepare drawings, handle notices, and manage the application for you.
Need help with your application?
Tell us about your project and we'll connect you with an architect or planning consultant in your county. Free, no obligation.
