2660028

Retention Permission for single storey extensions to single storey detached dwelling house at

Refused

Core Refusal Reason

Failure to demonstrate that the existing onsite wastewater treatment system is adequate, functioning correctly, and compliant with current environmental standards, posing a risk of environmental pollution.

Decision Maker's Conclusion

  • The applicant failed to provide technical certification, maintenance records, or performance testing results to verify the integrity and suitability of the existing onsite wastewater treatment system.
  • The submitted site layout plan does not accurately reflect the location of the wastewater system or demonstrate compliance with the minimum separation distances required by the 2021 EPA Code of Practice.
  • While the design and scale of the extensions are considered visually acceptable, the potential for environmental impact due to inadequate sewage treatment necessitates a deferral and request for significant further information before permission can be considered.

Cited Policies (CDP)

Chapter 7, Section 7.4Chapter 7, Section 7.7Chapter 7, Section 7.8Chapter 12, Section 12.8

Decision Document Summary

The proposal seeks retention permission for single-storey extensions (73sqm) to a detached dwelling at Drumlahard, Leitrim Village, Co. Roscommon. The site is located on a 0.7ha plot accessed via a private laneway. Although the planning authority deemed the physical design and residential amenity impact of the extensions to be broadly acceptable, the application was recommended for deferral (effectively refused in its current state) due to critical concerns from the Environment Department. The a...
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