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Planning application

20 Dorchester Avenue Penylan Cardiff CF23 9BR

Withdrawn Cardiff 26/01302/CLPUD Cert of Lawfulness Proposed (s192)

Works: Loft or dormer

Withdrawn before a decision, so it carries no planning weight. A revised scheme can be submitted at any time.

Proposal

Rear loft dormer and creation a gable end.

As published by the council, reference 26/01302/CLPUD

Application record

Reference
26/01302/CLPUD
Type
Cert of Lawfulness Proposed (s192)
Status
Withdrawn
Decision
Withdrawn As published: Application Withdrawn
Received
22 Jun 2026
Validated
22 Jun 2026
Decided
28 Jul 2026
Ward
PENYLAN
Postcode
CF23 9BR

Site history

Applications at this address on the Cardiff register

This site has had 2 applications since 2026.

  • 26/01496/HSE Awaiting decision

    20 Dorchester Avenue Penylan Cardiff CF23 9BR

    Retrospective permission for proposed loft dormer and side gable extension and installation of an air conditioning unit.

    Submitted 20 Jul 2026 Householder

Timeline

Dates from the published record

  1. 22 Jun 2026

    Received by Cardiff

  2. 22 Jul 2026

    Added to PlanIndex

  3. 28 Jul 2026

    Decision issued: Application Withdrawn

Who's behind it

Company information only, from the register and Companies House

Benham Architects Ltd Agent, an architecture practice registered in Cardiff

Active · incorporated 2016 · Cardiff

30 applications on PlanIndex · across 5 councils · 85% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

11 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 withdrawal means

The applicant withdrew this application before Cardiff decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.

About lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 20 Dorchester Avenue Penylan Cardiff CF23 9BR

    26/01496/HSE Submitted 20 Jul 2026 50 yards away

    93% historically approved · decision due ~14 Sep

    Retrospective permission for proposed loft dormer and side gable extension and installation of an air conditioning unit.

    Awaiting decision Householder Extension Loft or dormer 14 docs
    Domestic

  • 44 Southcourt Road Penylan Cardiff CF23 9DB

    21/01489/DCH Submitted 14 Jun 2021 50 yards away

    SINGLE STOREY SIDE EXTENSION

    Granted Householder Extension 10 docs
    Small domestic

  • 7 Ferny Court Penylan Cardiff CF23 9BU

    25/01758/WTTPP Submitted 25 Jul 2025 50 yards away

    2 x Tilia Europea (rear garden) - Crown raise over highway to approx. 4.5m to suitable alternative pruning points due to overhanging public footpath and road

    Granted Trees 3 docs

  • 7 & 8 Ferny Court Penylan Cardiff CF23 9BU

    26/01866/WTTPF Submitted 26 Aug 2026 50 yards away

    Dorchester Avenue frontage of 7 & 8 Ferny Court - Felling and removal of x5 lime trees affecting retaining wall.

    Granted Trees 7 docs

  • 28 Dorchester Avenue Penylan Cardiff CF23 9BR

    21/01584/DCH Submitted 23 Jun 2021 50 yards away

    REAR DORMER ROOF EXTENSION

    Granted Lawful development Extension Loft or dormer 4 docs

  • 31 Southcourt Road Penylan Cardiff CF23 9DB

    26/01309/HSE Submitted 22 Jun 2026 50 yards away

    Single storey rear extension.

    Granted Householder Extension 8 docs
    Small domestic

In Cardiff

  • 26/01578/CLPUD Granted

    207 Fidlas Road Llanishen Cardiff CF14 5NA

    Proposed ancillary garden building

    Received 28 Jul, published by the council 6 Oct 2026 Lawful development
  • 26/02084/CLPUD Awaiting decision

    24 Bassetts Field Rhiwbina Cardiff CF14 9UG

    Proposed single storey flat roof extension to rear

    Received 2 Oct, published by the council 6 Oct 2026 Lawful development
  • 26/02050/CLPUD Awaiting decision

    First And Second Floor 85 Romilly Crescent Pontcanna Cardiff CF11 9NQ

    Change of use from Residential to C6 short-term let.

    Received 25 Sep, published by the council 6 Oct 2026 Lawful development
  • 26/02053/CLPUD Awaiting decision

    32 Homelands Road Heath Cardiff CF14 1UJ

    Single storey rear extension.

    Received 24 Sep, published by the council 6 Oct 2026 Lawful development
  • 26/01863/CLPUD Granted

    6 Llandennis Green Cyncoed Cardiff CF23 6JX

    Proposed conversion of existing integral garage to ancillary domestic accommodation, including minor internal alterations

    Received 4 Sep, published by the council 22 Sep 2026 Lawful development