Core Refusal Reason
The proposed dormer is excessive in scale and bulk relative to the existing roof profile, violating specific County Development Plan standards for attic alterations.
Decision Maker's Conclusion
- The scale and bulk of the proposed dormer are disproportionate to the existing roof profile and the size of the dwelling.
- The development fails to meet the criteria for roof and attic alterations as defined in Section 12.3.7.1 of the Dún Laoghaire Rathdown County Development Plan 2022-2028.
- Granting permission would establish an undesirable precedent for similar developments that negatively impact the character of the area.
Cited Policies (CDP)
Section 12.3.7.1 Extensions to Dwelling (iv) Alterations at Roof/Attic level
Decision Document Summary
The application sought permission for a new rear dormer and rooflights at 98 Grianan Fidh, Stepaside. The Planning Authority refused the proposal on the grounds that the dormer's massing and size were not subordinate to the original roof structure. This lack of proportionality was found to be in direct conflict with the Dún Laoghaire Rathdown County Development Plan 2022-2028, specifically regarding attic extensions, and was deemed likely to set a negative precedent for the surrounding residenti...SOURCE PDFOpen Original
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