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7 Heol Glynllifon, Blaenau Ffestiniog, Gwynedd, LL41 3AF

C26/0196/03/TCLawful Development Certificate Existing/ProposedRefused
Lawful development certificate

Refused on 19 October 2026

Approximate location: the centre of the postcode, not the exact property.

Proposal

Tystysgrif Cyfreithlon Defnydd arfaethedig ar gyfer dymchwel estyniad cefn ac amnewid gyda estyniad un llawr. Certificate of Lawful Use for the proposed removal of rear extension to be replaced with single storey extension.

Received
27 March 2026
Ward
Diffwys & Maenofferen
  1. Received27 Mar
  2. Validated
  3. Consult.28 Apr
  4. Target
  5. Decided19 Oct

Decided in 206 days (council typically 91)

About this application

This is an application to amend a permission at 7 Heol Glynllifon, Blaenau Ffestiniog, Gwynedd, LL41 3AF. Gwynedd has handled 162 applications of this type. This one was decided in 206 days, 16 weeks longer than Gwynedd's typical decision time. There are no previous applications recorded at this address. In the past year there have been 3 applications across Diffwys & Maenofferen. We hold 148 applications in total for the LL41 postcode area.

83% of amendment applications at Gwynedd Council were approved. Across all application types, the council typically decides in about 13 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
LL41 3AF
Application type
Lawful Development Certificate Existing/Proposed
Parish
Ffestiniog

Planning application dates

Validated
27 March 2026
Consultation expiry
28 April 2026
Consultation end
28 April 2026

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Source: Gwynedd

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