MARCONI HOUSE, MARCONI HOUSE, CROOKHAVEN,

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• Planning permission for an extension in Ireland — the 45 m² exemption and a 94% grant rateDublin councils granted 94% of extension applications decided in the year to September 2026. Since 27 July 2026 a rear extension of up to 45 m² can be exempt. The conditions, when you still apply, the fee and the timeline.
• Apartment and build-to-rent planning applications in Dublin — the register's largest schemes, council by council399 applications mentioning apartments reached the Greater Dublin registers in 12 months, 136 granted and 41 refused, with 7,666 homes in the files that state a count. South Dublin and Meath carry the big schemes (886 homes at Clonburris, 757 at Moygaddy), Dublin City carries the volume. Which councils grant, where the refusals cluster, and every recent file linked.
• 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.
• The most refused planning application types in Dublin — retention first, apartments second, extensions lastRetention applications were refused 27% of the time across the Greater Dublin councils in 12 months (140 of 510 decided), apartments 20%, new houses 15% and extensions 7%. The refusal share by development type, why the mix matters more than the council, and what the register says about where each type fails.