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Planning application

4 Crystal Glen Llanishen Cardiff CF14 5QH

Granted Cardiff 20/01571/DCH Householder Planning Permission

Works: Extension Loft or dormer Roofing 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, DORMER LOFT EXTENSION, NEW ROOF TO EXISTING GARAGE AND ALTERATIONS TO EXISTING PORCH

As published by the council, reference 20/01571/DCH

Application record

Reference
20/01571/DCH
Type
Householder Planning Permission
Status
Decided
Decision
Granted As published: Permission Granted
Received
11 Aug 2020
Validated
20 Oct 2020
Decided
4 Jun 2021
Ward
LLANISHEN
Decision by
Delegated Decision
Postcode
CF14 5QH

Site history

Applications at this address on the Cardiff register

This site has had 2 applications since 2020: 1 approved, 1 refused.

  • 25/00547/VAR Refused

    4 Crystal Glen Llanishen Cardiff CF14 5QH

    Single storey rear extension, dormer loft extension, new roof to existing garage and alterations to existing porch (Approved 4 June 2025- 20/01571/DCH):- Variation of Condition 2 (Approved Plans) of 20/01571/DCH to amend the approved scheme as follows: 1) Simplify extension roof build; 2) Provide a covered, decked area outside the extension

    Decided 22 May 2026 Amendments

Timeline

Dates from the published record

  1. 11 Aug 2020

    Received by Cardiff

  2. 20 Oct 2020

    Validated

    Checked as complete and ready for consideration.

  3. 4 Jun 2021

    Decision issued: Permission Granted

  4. 6 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 25/00547/VAR Refused

    4 Crystal Glen Llanishen Cardiff CF14 5QH

    Single storey rear extension, dormer loft extension, new roof to existing garage and alterations to existing porch (Approved 4 June 2025- 20/01571/DCH):- Variation of Condition 2 (Approved Plans) of 20/01571/DCH to amend the approved scheme as follows: 1) Simplify extension roof build; 2) Provide a covered, decked area outside the extension

    Decided 22 May 2026 Amendments

Who's behind it

Company information only, from the register and Companies House

Plan-It Design Ltd Agent, a design practice registered in Newark

Active · incorporated 1998 · Newark

103 applications on PlanIndex · across 19 councils · 98% 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

14 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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Open the documents

What this grant of permission means

Cardiff granted permission on 4 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

  • 4 Crystal Glen Llanishen Cardiff CF14 5QH

    25/00547/VAR Submitted 5 Mar 2025 50 yards away

    Single storey rear extension, dormer loft extension, new roof to existing garage and alterations to existing porch (Approved 4 June 2025- 20/01571/DCH):- Variation of Condition 2 (Approved Plans) of 20/01571/DCH to amend the approved scheme as follows: 1) Simplify extension roof build; 2) Provide a covered, decked area outside the extension

    Refused Amendments Extension Loft or dormer +1 5 docs
    Small domestic

  • 10 Crystal Glen Llanishen Cardiff CF14 5QH

    PD/09/00547/E Submitted 21 Jul 2009 50 yards away

    GARAGE

    Refused Prior approval

  • 9 Crystal Glen Llanishen Cardiff CF14 5QH

    24/02401/HSE Submitted 9 Oct 2024 50 yards away

    Side porch covering to existing entrance.

    Granted Householder Extension 9 docs
    Small domestic

  • 22B Crystal Wood Road Heath Cardiff CF14 4HW

    26/00206/WTTPP Submitted 2 Feb 2026 100 yards away

    Trees 1-5: remove and shape the canopy to a retained height of 10 metres, removing branch tips back to alternative growing points leaving as natural a form as possible. There are 5 purple beech trees to the western boundary of the above property.

    Granted Trees 4 docs

  • 1 Crystal Rise Heath Cardiff CF14 4HP

    21/01262/DCH Submitted 18 May 2021 200 yards away

    DEMOLITION OF EXISTING EXTENSIONS AND CONSTRUCTION OF SINGLE STOREY REAR EXTENSION

    Granted Householder Extension Demolition 18 docs
    Small domestic

  • 39 Crystal Avenue Heath Cardiff CF23 5QL

    25/02979/CLPUD Submitted 19 Dec 2025 200 yards away

    Single storey rear and side extension.

    Granted Lawful development Extension 5 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