Hillside Cottage, Kilmacanogue South, Co. Wicklow

GuidesAll guides →

• An Bord Pleanála appeal, now An Coimisiún Pleanála — four weeks, €220, and a 25% reversal rateThe Commission reversed the council in 25% of the 1,195 Dublin-area appeals decided in the two years to September 2026. Who can appeal, the four weeks, the €220 fee, why 240 appeals a year fail on procedure, and the odds by direction.
• Certificate of compliance with planning permission in Ireland17% of GDA planning applications are retention. Who can sign a certificate of compliance with planning permission, what the RIAI / Law Society opinion covers, the gaps it leaves.
• How long does planning permission last? Five years, and a 79% rate on extensions of durationA permission lasts five years from the grant. Dublin councils granted 79% of the 343 extension-of-duration applications lodged in the two years to September 2026. What "commenced" means and how to apply in time.
• Flood maps when buying a house — what floodinfo.ie shows, flood zones A, B and C, and why we only flagWe hold 27,460 CFRAM flood-extent features for the four Dublin councils, and 36 applications decided in 12 months mentioned flood risk in their description. What the OPW's floodinfo.ie maps mean, how flood zones A, B and C govern planning, what insurers use, and what a buyer should check.