Planning Register
South Dublin County Council · SD26B/0205W · Permission

13, Liffey Close, Liffey Valley Park, Lucan, Co Dubin, K78A090

Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness

Council received 29 Apr 2026We first saw it 11 Sept 2026, 18:51 (136 days after receipt — sources refresh weekly)
Applications only for this county. Appeals, zoning, RZLT and consultations: Dún Laoghaire-Rathdown and Fingal only for now.

SD26B/0205W is a planning application for permission at 13, Liffey Close, Liffey Valley Park, Lucan, Co Dubin, K78A090, received by South Dublin County Council on 29 Apr 2026 and first seen by Planning Register on 11 Sept 2026. The application describes: Conversion of existing attic space comprising of modification of existing roof structure, new access stairs, 2no. roof windows to the front and flat roof dormer to the rear. The council granted permission on 17 Jun 2026. The five-week observation window closed on 3 Jun 2026. The site is zoned R2 — existing residential under the South Dublin County Council development plan. Within 500 m there are 68 other decided applications in the last five years and 1 appeal.

Appeal window closes 15 Jul 2026 closed 59 days ago
4 weeks from the council's decision (17 Jun 2026) · s.37 Planning and Development Act 2000 · €220 to An Coimisiún Pleanála (€110 observer)
Council registerSite report

Proposal

Conversion of existing attic space comprising of modification of existing roof structure, new access stairs, 2no. roof windows to the front and flat roof dormer to the rear.

Status
Final Grant
Decision
Grant permission on 17 Jun 2026
Final grant
29 Jul 2026
Permission expires
28 Jul 2031
Floor area
29 m²
Site (from polygon)
198 m²
Location precision
site (coords_polygon)

Timeline

  • 29 Apr 2026
    New application
    Observation window closed 3 Jun 2026
  • 17 Jun 2026
    Decision
    Appeal window closed 15 Jul 2026

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Appeal

Not appealed.

Commencement

No commencement notice matched to this reference.

    Zoning at the site

    R2 — Existing residential

    RES: To protect and/or improve residential amenity

    An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.

    Designations within 250 m

    No OPW flood extent nearby.

    • Radon risk area · 3
      About 1 in 10 homes in this area is likely to have high radon levels; About 1 in 5 homes in this area is likely to have high radon levels; About 1 in 5 homes in this area is likely to have high radon levels

    Provenance

    Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 100039). Deadlines were computed by the store from the received / decided dates under the Planning and Development Act 2000 and are recorded as events, not recomputed here. Council register: https://planning.agileapplications.ie/southdublin/application-details/70233.

    Source: npad · fetched 11 Sept 2026, 18:51
    SourceLicenceFetchedLink
    npadCC-BY-4.011 Sept 2026, 18:51open