Observation pack · South Dublin County Council

26, Griffeen Glen Avenue, Lucan, Co. Dublin, K78VN12

Construction of a part-single, part-double storey side and rear extension; and associated partial-demolition of internal modifications to the existing dwelling and boundary wall, site works and installation of a new side gate (accessible off the public footpath).

Observations close 17 Sept 2026 5 days left

5 weeks from receipt (received 13 Aug 2026) · s.34 Planning and Development Act 2000 · art. 29 Regulations 2001 · fee €20 · council decision due 9 Sept 2026

The application

Reference: SD26B/0196 · full record
Authority: South Dublin County Council
Type: Permission
Status: AI Received
Applicant: not published by the national dataset — see the council register
Units: —
Floor area: 43 m²
Site area: 268 m²
Received: 13 Aug 2026
We first saw it: 11 Sept 2026, 18:51
Decision due: 9 Sept 2026
Decision: not yet decided

The national dataset truncates descriptions (80 characters for DLR, 70 for Fingal) and omits the applicant. The full description and the drawings are on the council register linked in step 1.

How to submit an observation

Read the file on the council register.Drawings, planning statement and site notices are at https://planning.agileapplications.ie/southdublin/application-details/70220.
Write your observation.Quote SD26B/0196 at the top, give your name and the address the authority should reply to, and confine it to planning matters — zoning objective, height, overlooking, traffic, drainage, heritage. What you say here is what you can later appeal on.
Pay the €20 fee.Every submission needs it; without it the observation is invalid and is returned. South Dublin County Council takes it online with the submission or at the counter.
Submit before 17 Sept 2026.Online through the register above, or in writing to the Planning Department, South Dublin County Council. The test is the date the authority receives it, not the date you post it.
Keep the acknowledgement.The council's receipt is your proof of a valid observation — see below.

Statutory basis. Section 34(1) of the Planning and Development Act 2000 (as amended) requires a planning authority to consider any submission or observation made to it in accordance with the Regulations. Article 29 of the Planning and Development Regulations 2001 (as amended) sets the window: a submission or observation must be received by the authority within five weeks beginning on the date of receipt of the application, and must be accompanied by the prescribed fee of €20. A submission received after the window, or without the fee, is invalid and the authority must return it.

After you submit: keep the acknowledgement. Under the 2024 Act it secures your right to appeal — only the applicant and a person who made a valid observation may bring the council's decision to An Coimisiún Pleanála, within four weeks of the decision. Making a valid observation is also what buys a right of appeal: under s.37(1) of the 2000 Act, only the applicant and a person who made a valid submission or observation to the planning authority may appeal the decision to An Coimisiún Pleanála (within four weeks of the decision). Missing the five-week window closes both doors.

What the site is zoned

Code	Objective	Plan	In force
R2 Existing residential	RES: To protect and/or improve residential amenity	SD-001:DP:south-dublin-county-development-plan-2022-2028	8 Mar 2022 → 8 Mar 2028

An application that accords with the zoning objective is hard to resist on principle; one that does not may be a material contravention, which the council can only grant by the s.34(6) procedure with its own notice and window.

Source: SDCC SD-001:DP:south-dublin-county-development-plan-2022-2028 · fetched 11 Sept 2026, 23:18

Source	Licence	Fetched	Link
SDCC SD-001:DP:south-dublin-county-development-plan-2022-2028	—	11 Sept 2026, 23:18	open

Designations on or near the site

Radon risk area × 2
About 1 in 10 homes in this area is likely to have high radon levels · About 1 in 20 homes in this area is likely to have high radon levels

Nearby precedents within 500 m, last 5 years

Decisions

Reference	Decision	Decided	Units	Distance	Description
SD26B/0308W	Grant permission	17 Aug 2026	—	255 m	Construction of a two storey side extension to the existing house with flat roof dormer formed at the rear of the house over the new and existing roof area; Demolition of existing single storey pitched roof rear extension and replacement with single storey pitched roof rear extension full width of property including site works and landscaping.
SD26B/0297W	Grant permission & grant retention	7 Aug 2026	—	374 m	Attic conversion with hip to gable roof to rear and dormer to side to accommodate stairs to allow access to attic conversion as non-habitable storage space with roof windows to both sides. Retention for extended vehicle access all with associated ancillary works.
SD26B/0277W	Grant permission for retention	22 Jul 2026	—	417 m	Retention of a Dormer Attic conversion including: a box shaped dormer window altering the original roof profile of the rear North facing slope of the roof; a new bedroom and an en-suite bathroom at dormer attic level.
SD26B/0247W	Grant permission	16 Jul 2026	—	385 m	Single-storey flat roof extension to the side and rear, together with modification of the existing main roof from hipped to raised gable profile.
SD26B/0263W	Grant permission	10 Jul 2026	—	263 m	Conversion of existing attic space comprising of modification of existing roof structure; raising of existing gable c/w window, new access stairs; 2no. roof windows to the front and flat roof dormer to the rear.
SD26B/0224W	Invalid - site notice	26 May 2026	—	374 m	Attic conversion with hip to gable roof to rear and dormer to side to accommodate stairs to allow access to attic conversion as non-habitable storage space with roof windows to both sides. Retention for extended vehicle access all with associated ancillary works.
SD26B/0143W	Grant permission	18 May 2026	—	102 m	Construction of single storey extension to the side of existing dwelling comprising of family room, bedroom with en-suite and all associated site works. Pedestrian access from Griffen Dene.
SD26B/0129W	Grant permission	14 May 2026	—	270 m	Conversion of existing attic to non-habitable space including raised gable to mini-hip, dormer to rear, window to side & velux to front of existing dwelling.

Appeals

ACP case	Type	Outcome	Decided	Distance
323650	Amend Planning Schema/Add Planning Schema	pending	15 Sept 2025	298 m
322164	Planning Appeal	Granted with conditions	25 Jul 2025	318 m
319145	Planning Appeal	Granted with conditions	25 Sept 2024	411 m
320895	Planning Appeal	Invalid	25 Sept 2024	318 m
313463	Planning Appeal	Refused	30 Jun 2023	221 m
316581	Planning Appeal	Invalid	27 Apr 2023	344 m
312478	Planning Appeal	Granted with conditions	3 May 2022	399 m

If neighbours here have appealed before and lost, the inspector's report on that case is the single most useful thing to read.

What has happened on this file

17 Jun 2026 Further information requested
13 Aug 2026 New application · observations close 17 Sept 2026
13 Aug 2026 Further information received

Generated from the Planning Register store; nothing was fetched live for this page. Source: national planning dataset, fetched 11 Sept 2026, 18:51. Not legal advice — confirm the deadline with South Dublin County Council before relying on it.