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Planning application

19 Cefn Coed Avenue Cyncoed Cardiff CF23 6HE

Awaiting decision Cardiff 26/02030/CLPUD Cert of Lawfulness Proposed (s192)

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Detached garden room.

As published by the council, reference 26/02030/CLPUD

Application record

Reference
26/02030/CLPUD
Type
Cert of Lawfulness Proposed (s192)
Status
Registered
Received
21 Sep 2026
Validated
21 Sep 2026
Ward
CYNCOED
Postcode
CF23 6HE

Site history

Applications at this address on the Cardiff register

This site has had 2 applications since 2023: 1 approved, 0 refused.

  • 23/00152/HSE Granted

    19 Cefn Coed Avenue Cyncoed Cardiff CF23 6HE

    Ground and First Floor Rear Extension and Front Hall Extension

    Decided 15 May 2023 Householder

Timeline

Dates from the published record

  1. 21 Sep 2026

    Received by Cardiff

  2. 6 Oct 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 16 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Cardiff took a median of 56 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

DTB DESIGN Agent, a design practice

40 applications on PlanIndex · across 4 councils · 61% 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

5 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What happens while it is decided

This application is with Cardiff for determination, against a statutory target of eight weeks. Over the last year Cardiff decided lawful development applications in a median of 22 days. More in our guide to how long planning decisions take.

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

  • 19 Cefn Coed Avenue Cyncoed Cardiff CF23 6HE

    23/00152/HSE Submitted 23 Jan 2023 50 yards away

    Ground and First Floor Rear Extension and Front Hall Extension

    Granted Householder Extension 9 docs
    Domestic

  • 15 Cefn Coed Avenue Lakeside Cardiff CF23 6HE

    21/01765/DCH Submitted 15 Jul 2021 50 yards away

    DEMOLITION OF EXISTING PORCH CONSTRUCTION AND CONSTRUCTION OF GROUND AND FIRST FLOOR FRONT EXTENSIONS, PROPOSED NEW ROOF COVERING EXTENDING OVER FIRST FLOOR EXTENSION AND EXTENDING TO FRONT OF GARAGE AND ASSOCIATED WORKS

    Granted Householder Extension Roofing +1 9 docs
    Small domestic

  • 6 Hunters Ridge Cyncoed Cardiff CF23 6HL

    25/01948/NMA Submitted 21 Aug 2025 50 yards away

    Proposed Non-Material Amendment to Planning Permission Bring the front roof and front dormer in line

    Granted Amendments Loft or dormer 6 docs

  • 6 Hunters Ridge Cyncoed Cardiff CF23 6HL

    25/01324/HSE Submitted 9 Jun 2025 50 yards away

    Raise the ridge height and front dormer roof extension.

    Granted Householder Extension Loft or dormer +1 6 docs
    Domestic

  • 8 Hunters Ridge Cyncoed Cardiff CF23 6HL

    24/00449/WTTPF Submitted 14 Feb 2024 100 yards away

    100% historically approved · decision due ~10 Apr

    To fell a T1 oak tree in front garden to gound level due to decay and plant smaller species.

    Awaiting decision Trees 1 doc

  • 5 Sunningdale Close Lakeside Cardiff CF23 6HP

    21/02193/DCH Submitted 8 Sep 2021 100 yards away

    RETAIN BASEMENT EXTENSION AND CHILDRENS PLAY AREA AS BUILT WITH EXTERNAL ALTERATIONS

    Granted Householder Extension 24 docs
    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