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Planning application

9 Pen-Y-Lan Terrace Penylan Cardiff CF23 9EU

Granted Cardiff 21/00856/DCH Householder Planning Permission

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

Permission granted. Work must normally begin within five years of the decision or the permission lapses.

Proposal

SINGLE STOREY REAR EXTENSION

As published by the council, reference 21/00856/DCH

Application record

Reference
21/00856/DCH
Type
Householder Planning Permission
Status
Decided
Decision
Granted As published: Permission Granted
Received
7 Apr 2021
Validated
12 Apr 2021
Decided
1 Jun 2021
Ward
PENYLAN
Decision by
Delegated Decision
Postcode
CF23 9EU

Timeline

Dates from the published record

  1. 7 Apr 2021

    Received by Cardiff

  2. 12 Apr 2021

    Validated

    Checked as complete and ready for consideration.

  3. 1 Jun 2021

    Decision issued: Permission Granted

  4. 6 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Kotzmuth Williams Architects Agent, an architecture practice

18 applications on PlanIndex · across 2 councils · 94% granted

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Documents

Plans, drawings, consultee responses and the officer's report

8 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Cardiff granted permission on 1 June 2021, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 12 Pen-y-lan Terrace Penylan Cardiff CF23 9EU

    23/00171/CLD Submitted 24 Jan 2023 50 yards away

    Loft conversion to include a rear dormer window

    Granted Lawful development Loft or dormer Windows or glazing 9 docs

  • 8 Cyncoed Road Penylan Cardiff CF23 5SG

    25/01710/NMA Submitted 22 Jul 2025 50 yards away

    Proposed Non-Material Amendment to Planing Permission 25/00280/HSE- Amendment to dormer window.

    Granted Amendments Loft or dormer Windows or glazing 8 docs

  • 7 Llwyn-y-grant Terrace Penylan Cardiff CF23 9EW

    24/01839/HSE Submitted 6 Aug 2024 100 yards away

    Installation of an Air Source Heat Pump at rear within 3m of boundary shared with neighbour.

    Granted Householder 5 docs
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  • 7 Llwyn-y-grant Road Penylan Cardiff CF23 9ES

    22/02528/HSE Submitted 25 Oct 2022 100 yards away

    Loft Conversion including new gabled dormer roof and Velux windows to front elevation

    Refused Householder Loft or dormer Windows or glazing 6 docs
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  • 12 Llanedeyrn Road Penylan Cardiff CF23 9DX

    24/02079/HSE Submitted 30 Aug 2024 100 yards away

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  • 8 The Retreat Penylan Cardiff CF23 5QZ

    26/01917/FUL Submitted 11 Sep 2026 150 yards away

    90% historically approved · decision due ~6 Nov

    Proposed conversion of roof space, side & rear extensions & internal alterations to form a HMO

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In Cardiff

  • 26/02112/HSE Awaiting decision

    7 Penydarren Drive Whitchurch Cardiff CF14 2TT

    Proposed Single Storey Side/Rear Extension with Garage Conversion

    Received 7 Oct, published by the council 9 Oct 2026 Householder
  • 26/02113/HSE Awaiting decision

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    PROPOSED FIRST FLOOR EXTENSION AT SIDE OF HOUSE

    Received 7 Oct, published by the council 9 Oct 2026 Householder
  • 26/01702/HSE Granted

    45 Gwern Rhuddi Road Cyncoed Cardiff CF23 6PS

    Two storey and single storey rear extensions (development similar to that as approved under 25/00533/HSE with additional first floor part).

    Received 10 Aug, published by the council 24 Aug 2026 Householder
  • 26/02104/HSE Awaiting decision

    15 Brynteg Rhiwbina Cardiff CF14 6TS

    Proposed single storey rear extension to the existing semi-detached dwelling including minor internal and external modifications

    Received 6 Oct, published by the council 9 Oct 2026 Householder
  • 26/02102/HSE Awaiting decision

    49 Kimberley Road Penylan Cardiff CF23 5DL

    Proposed ground floor rear side return extension

    Received 6 Oct, published by the council 9 Oct 2026 Householder