Skip to content
PlanIndex Get alerts
Menu

Planning application

8 Lady Mary Road Penylan Cardiff CF23 5NS

Granted Cardiff 21/01368/DCH Householder Planning Permission

Works: Extension Loft or dormer 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

TWO STOREY REAR EXTENSION AND REAR DORMER AND SIDE CANOPY

As published by the council, reference 21/01368/DCH

Application record

Reference
21/01368/DCH
Type
Householder Planning Permission
Status
Decided
Decision
Granted As published: Permission Granted
Received
27 May 2021
Validated
1 Jun 2021
Decided
8 Oct 2021
Ward
PENYLAN
Decision by
Delegated Decision
Postcode
CF23 5NS

Timeline

Dates from the published record

  1. 27 May 2021

    Received by Cardiff

  2. 1 Jun 2021

    Validated

    Checked as complete and ready for consideration.

  3. 8 Oct 2021

    Decision issued: Permission Granted

  4. 6 Oct 2026

    Added to PlanIndex

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

15 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 this grant of permission means

Cardiff granted permission on 8 October 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

  • 24 Lake Road East Penylan Cardiff CF23 5NN

    25/02623/HSE Submitted 12 Nov 2025 100 yards away

    Rooftop Solar Panels, with ground level hybrid inverter and battery packs.

    Granted Householder 25 docs
    Domestic

  • 26 Lake Road East Penylan Cardiff CF23 5NN

    20/01065/DCH Submitted 4 Jun 2020 100 yards away

    PROPOSED LANDSCAPING/ENGINEERING WORKS INCLUDING RECONFIGURED EXTERNAL ACCESS STEPS TO THE WESTERN GARDEN BOUNDARY/EMBANKMENT

    Granted Householder 9 docs
    Domestic

  • 6 Ennerdale Close Penylan Cardiff CF23 5NZ

    25/01822/NMA Submitted 5 Aug 2025 100 yards away

    Proposed Non-Material Amendment to Planning Permission 24/01371/HSE - The flat roof of the garage will be replaced with a pitched roof.

    Granted Amendments 15 docs

  • 107 Brandreth Road Penylan Cardiff CF23 5LE

    26/01392/HSE Submitted 6 Jul 2026 150 yards away

    Single storey rear extension.

    Granted Householder Extension 7 docs
    Small domestic

  • 73 Brandreth Road Penylan Cardiff CF23 5NW

    21/01557/DCH Submitted 21 Jun 2021 150 yards away

    TWO STOREY REAR EXTENSION AND CONVERSION OF GARAGE INTO HABITABLE ROOM

    Granted Householder Extension 5 docs
    Domestic

  • 55 Egremont Road Penylan Cardiff CF23 5LP

    24/00038/HSE Submitted 9 Jan 2024 150 yards away

    Ground floor rear extension with PV solar installation and raised patio/deck, partial garage conversion with roof windows to front and rear roof dormer extension.

    Granted Householder Extension Loft or dormer +1 6 docs
    Small domestic

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

    78 Mill Road Lisvane Cardiff CF14 0UG

    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