Council planning record

Conversion of existing attached barn to form extension to dwelling

Ty'n-y-Bryn, Rhyduchaf. LL23 7SB

All consultations completeReference: NP5/72/36AEryri National Park

Last published check: 3 Oct 2026, 06:16. Check the council record for more recent changes.

Application location

Ty'n-y-Bryn, Rhyduchaf. LL23 7SB

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Application summary

Status
All consultations complete
Application type
Full
Received
10 Dec 2025
Validated
Not published
Determination deadline
3 Feb 2026
Local authority
Eryri National Park

Application overview

Conversion of existing attached barn to form extension to dwelling

Proposal details

Reference
NP5/72/36A
Alternative references
PP-14525595
Ward
Llanuwchllyn ED
Parish
Llanycil
Agent
Mr. Osian Jones
UPRN
10070357337

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Documents 19 of 19

DocumentPublishedAction
LLNot publishedView
CS2Not publishedView
C4Not publishedView
C3Not publishedView
CS1Not publishedView
C2Not publishedView
C1Not publishedView
E1Not publishedView
FFNot publishedView
E223 Jan 2026View
E323 Jan 2026View
E423 Jan 2026View
E523 Jan 2026View
E620 May 2026View
E720 May 2026View
E820 May 2026View
E920 May 2026View
S - Heneb12 Jun 2026View
Rh.P30 Jun 2026View

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Application timeline

Council milestones and published deadlines. A deadline passing does not confirm a decision.

  1. Application date

    Published milestoneCouncil source
  2. Received date

    Published milestoneCouncil source
  3. Registration date

    Published milestoneCouncil source
  4. Site notice date

    Published milestoneCouncil source
  5. Site notice end date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  6. Decision due date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  7. Consultation expiry date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  8. Statutory expiry date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  9. Dispatch date

    Published milestoneCouncil source
  10. Decision date

    Published milestoneCouncil source
  11. Extension date

    Past published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source
  12. Decision expiry date

    Published deadline

    A published target or deadline. It does not confirm an outcome.

    Council source

Decision & conditions

Permitted with conditions
Planning conditions
  1. The development hereby permitted shall be commenced before the expiration of FIVE years from the date of this decision.
  2. Rhaid dechrau'r datblygiad a ganiateir yma cyn pen PUM mlynedd o ddyddiad y penderfyniad hwn.
  3. The development hereby permitted shall be carried out in accordance with the following approved plans and details contained within the application form, and in any other documents accompanying the application, unless condition(s) to amend them is/are included on this planning decision notice: • TY/1727/SU04-LOCATION PLAN (11/12/25); • TY/1727/SU03 – Existing Site Plan (15/12/25); • TY/1727/SU02 – Existing Elevations (15/12/25); • TY/1727/SU01 – Existing Floor Plans (15/12/25); • TY/1727/PL03 – Proposed Site Plan (15/12/25); • Ty/1727/PL02 – Proposed Elevations (15/12/25); • TY/1727 /PL0l – Proposed Floor Plans (15/12/25); • Green Infrastructure Statement (11/12/25)
  4. Mae'n rhaid cyflawni'r datblygiad a ganiateir yma yn unol â'r cynlluniau a gymeradwywyd isod a’r manylion a gynhwysir yn y ffurflen gais, ac mewn unrhyw ddogfennau eraill sy'n cyd-fynd â'r cais, oni bai bod amod(au) i'w diwygio wedi'u cynnwys ar yr hysbysiad penderfyniad cynllunio hwn: • TY/1727/SU04-LOCATION PLAN (11/12/25); • TY/1727/SU03 – Existing Site Plan (15/12/25); • TY/1727/SU02 – Existing Elevations (15/12/25); • TY/1727/SU01 – Existing Floor Plans (15/12/25); • TY/1727/PL03 – Proposed Site Plan (15/12/25); • Ty/1727/PL02 – Proposed Elevations (15/12/25); • TY/1727 /PL0l – Proposed Floor Plans (15/12/25); • Green Infrastructure Statement (11/12/25)
  5. Rhaid gweithredu'n llawn yr holl fesurau gwella bioamrywiaeth a amlinellir yn Adran 5 o'r Datganiad Seilwaith Gwyrdd a gyflwynwyd ac a gymeradwywyd drwy hyn, gan gynnwys plannu 1 goeden eirin Dinbych ac 1 goeden afal sur, gosod 1 blwch nythu Vivara Pro Seville WoodStone, a gosod 1 blwch ystlumod WoodStone Beaumaris, ac fel y dangosir ar y llun Drychiadau Arfaethedig Ty/1727/PL02 a gyflwynwyd ac a gymeradwywyd drwy hyn, o fewn 3 mis i gwblhau'r datblygiad a ganiateir drwy hyn yn sylweddol a'i gadw wedi hynny.
  6. 4The development hereby approved shall not commence until a photographic survey of the buildingshas been undertaken in accordance with the Heneb Requirements for General Photographic Surveysof Buildings, and the survey submitted to and approved in writing by the Local Planning Authority.
  7. The development hereby approved shall be used for purposes ancillary to the original associated dwellinghouse and not used as an independent unit.
  8. To Comply with Section 91 (as amended) of the Town and Country Planning Act 1990.
  9. I gydymffurfio a Rhan 91 (fel y diwygiwyd) o'r Ddeddf Gynllunio Gwlad a Thref 1990.
  10. To define the permission and for the avoidance of doubt.
  11. Er mwyn diffinio’r caniatâd ac i osgoi amheuaeth.
  12. TTo secure biodiversity enhancement in accordance with Strategic Policy D of the adopted Eryri Local Development Plan and Planning Policy Wales.
  13. 4To ensure that an adequate record is made of all structures affected by the proposals and that the record is held within the public domain for future reference and research.
  14. 5For the avoidance of doubt and to ensure that other uses are subject to formal control by the Local Planning Authority in order to safeguard the amenities of the area
  15. I sicrhau gwelliant mewn bioamrywiaeth yn unol â Pholisi Strategol D o Gynllun Datblygu Lleol Eryri a Pholisi Cynllunio Cymru a fabwysiadwyd.
  16. SI scrhau bod cofnod digonol yn cael ei wneud o bob strwythur yr effeithir arnynt gan y cynigion a bod y cofnod yn cael ei gadw o fewn y parth cyhoeddus i gyfeirio ato ac i ymchwilio iddo yn y dyfodol.
  17. Er mwyn osgoi amheuaeth ac i sicrhau bod defnyddiau eraill yn destun rheolaeth ffurfiol gan yr Awdurdod Cynllunio Lleol er mwyn diogelu amwynderau'r ardal.
  18. Rhaid gweithredu'n llawn yr holl fesurau gwella bioamrywiaeth a amlinellir yn Adran 5 o'r Datganiad Seilwaith Gwyrdd a gyflwynwyd ac a gymeradwywyd drwy hyn, gan gynnwys plannu 1 goeden eirin Dinbych ac 1 goeden afal sur, gosod 1 blwch nythu Vivara Pro Seville WoodStone, a gosod 1 blwch ystlumod WoodStone Beaumaris, ac fel y dangosir ar y llun Drychiadau Arfaethedig Ty/1727/PL02 a gyflwynwyd ac a gymeradwywyd drwy hyn, o fewn 3 mis i gwblhau'r datblygiad a ganiateir drwy hyn yn sylweddol a'i gadw wedi hynny.
  19. Ni fydd y datblygiad a gymeradwyir drwy hyn yn dechrau nes bod arolwg ffotograffig o'r adeiladau wedi'i gynnal yn unol â Gofynion Heneb ar gyfer Arolygon Ffotograffig Cyffredinol o Adeiladau, a bod yr arolwg wedi'i gyflwyno i'r Awdurdod Cynllunio Lleol a'i gymeradwyo'n ysgrifenedig ganddo.
  20. Defnyddir y datblygiad a gymeradwyir drwy hyn at ddibenion ategol i'r annedd wreiddiol gysylltiedig, ac ni chaiff ei ddefnyddio fel uned annibynnol.
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