SD25B/0073

The development will consist of retention permission for the as constructed rear detached structure and permission for construction of a single storey rear extension to link the existing rear structure to the main dwelling, and to retain existing structure as a self-contained family flat with proposed internal alterations to existing layout and all associated site works.

Refused

Core Refusal Reason

The development fails to meet design standards for family flats, provides inadequate private open space for the main dwelling, and negatively impacts the residential amenity of neighboring properties.

Decision Maker's Conclusion

  • The family flat fails to satisfy the design criteria set out in Section 12.6.8 of the South Dublin County Development Plan 2022-2028, representing a substandard form of development.
  • The retention of the structure results in a rear garden area of less than 40 sq.m., which directly contravenes national minimum standards for three-bedroom houses.
  • The development constitutes overdevelopment of the site that adversely affects the residential amenities of neighboring properties (No's 102, 98, and 83 Suncroft) and would set an undesirable precedent.

Cited Policies (CDP)

Section 12.6.8Zoning objectiveSDCC House Extension Guide 2025SPPR 2 of the Sustainable Residential Development and Compact Settlement Guidelines for Planning Authorities (2024)

Decision Document Summary

This application sought retention permission for an as-constructed rear family flat at 100 Suncroft Drive, Jobstown, Tallaght. The proposal was refused by South Dublin County Council as it failed to meet the specific design and layout requirements for family flats under the current County Development Plan. Additionally, the development significantly reduced the private open space of the primary residence below mandatory thresholds and was deemed to negatively impact the residential amenity of ad...
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