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Planning application

16 Windsor Place Cathays Cardiff CF10 3BX

Granted Cardiff 25/02695/LBC Listed Building Consent

Works: Extension Windows or glazing

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

Proposal

Reconfiguration of internal floor layouts; internal repair, decoration and modification works including fire safety measures, replacement of principal elevation ground and first floor windows and external works including second floor rear extension, wall and railings to Windsor Place frontage and minor alterations to ground floor rear external area.

As published by the council, reference 25/02695/LBC

Application record

Reference
25/02695/LBC
Type
Listed Building Consent
Status
Decided
Decision
Granted As published: Permission Granted
Received
18 Nov 2025
Validated
18 Nov 2025
Decided
23 Jun 2026
Ward
CATHAYS
Decision by
Delegated OM (Major & GL)
Postcode
CF10 3BX

Site history

Applications at this address on the Cardiff register

This site has had 4 applications since 2025: 3 approved, 0 refused.

  • 26/01716/NMA Awaiting decision

    16 Windsor Place Cathays Cardiff CF10 3BX

    Proposed Non-Material Amendment to Planning Permission 25/02694/FUL - To amend top floor layout to 1 unit instead of 2; to omit the second floor rear extension; and to replace second floor rear facing windows with full height windows.

    Submitted 12 Aug 2026 Amendments
  • 25/02694/FUL Granted

    16 Windsor Place Cathays Cardiff CF10 3BX

    Change of use of first and second floors from B1 offices to C3 dwellinghouses (4no. flats), second floor rear extension, replacement of principal elevation ground and first floor windows, wall and railings to Windsor Place frontage and alterations to ground floor rear external area including new security fencing, bin and bicycle storage.

    Decided 23 Jun 2026 Full applications
  • 25/02448/LBC Granted

    16 Windsor Place Cathays Cardiff CF10 3BX

    Change of Use from Business Use (B1) to an Aesthetic Clinic (D1) with associated works.

    Decided 9 Feb 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 18 Nov 2025

    Received by Cardiff

  2. 23 Jun 2026

    Decision issued: Permission Granted

  3. 22 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

avante architects Agent, an architecture practice registered in Cardiff

Active · incorporated 2017 · Cardiff

20 applications on PlanIndex · across 3 councils · 100% 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

23 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.

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What this grant of permission means

Cardiff granted permission on 23 June 2026, 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 heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 16 Windsor Place Cathays Cardiff CF10 3BX

    25/02694/FUL Submitted 18 Nov 2025 50 yards away

    Change of use of first and second floors from B1 offices to C3 dwellinghouses (4no. flats), second floor rear extension, replacement of principal elevation ground and first floor windows, wall and railings to Windsor Place frontage and alterations to ground floor rear external area including new security fencing, bin and bicycle storage.

    Granted Full applications New dwelling Extension +1 24 docs
    Several homes

  • 16 Windsor Place Cathays Cardiff CF10 3BX

    25/02448/LBC Submitted 22 Oct 2025 50 yards away

    Change of Use from Business Use (B1) to an Aesthetic Clinic (D1) with associated works.

    Granted Heritage and listed buildings 10 docs

  • Ground Floor 18 Windsor Place Cathays Cardiff CF10 3BZ

    26/00811/FUL Submitted 24 Apr 2026 50 yards away

    Change of Use of Ground Floor from Use Class B1 (Office) to Use Class D1 (Medical).

    Granted Full applications 7 docs

  • 16 Windsor Place Cathays Cardiff CF10 3BX

    26/01716/NMA Submitted 12 Aug 2026 50 yards away

    98% historically approved · decision due ~7 Oct

    Proposed Non-Material Amendment to Planning Permission 25/02694/FUL - To amend top floor layout to 1 unit instead of 2; to omit the second floor rear extension; and to replace second floor rear facing windows with full height windows.

    Awaiting decision Amendments Extension Windows or glazing 12 docs
    Domestic

  • 19 Windsor Place Cathays Cardiff CF10 3BZ

    26/01119/FUL Submitted 1 Jun 2026 50 yards away

    Minor alterations and installation of new ventilation system

    Granted Full applications 10 docs

  • 19 Windsor Place Cathays Cardiff CF10 3BZ

    26/01120/LBC Submitted 1 Jun 2026 50 yards away

    Minor alterations and installation of new ventilation system.

    Granted Heritage and listed buildings 12 docs

In Cardiff

  • 25/02327/LBC Granted

    Craig Y Parc School Heol-y-parc Pentyrch Cardiff CF15 9NB

    Replacement of the roof covering and rainwater goods.

    Received 9 Oct, published by the council 22 Jul 2026 Heritage and listed buildings
  • 26/02092/LBC Awaiting decision

    Shah Jalal Islamic Cultural Centre Crwys Road Roath Cardiff CF24 4NA

    Proposed installation of a wooden and glass panel to protect the porch from rain and weather

    Received 5 Oct, published by the council 6 Oct 2026 Heritage and listed buildings
  • 26/01220/LBC Granted

    Ground Floor Commercial Unit The Bank 97 - 100 Bute Street Butetown Cardiff CF10 5AS

    Alterations to existing Basement and Ground Floor

    Received 12 Jun, published by the council 22 Jul 2026 Heritage and listed buildings
  • 26/02078/LBC Awaiting decision

    Fairoak Primary School Whitchurch Road Cathays Cardiff CF14 3JL

    Listed Building Consent for additional refurbishment works following 25/01162/LBC living decision notice, including toilet and kitchen refurbishments, installation of a new boiler flue, data cabling upgrades and associated containment, and renovation of classroom finishes; External works at playground surfacing, wet pour safety surfacing in Nursery, fencing, railings and relocated cycle storage.

    Received 1 Oct, published by the council 9 Oct 2026 Heritage and listed buildings
  • 26/02067/LBC Awaiting decision

    Museum Of Welsh Life Michaelston Road St Fagans Cardiff CF5 6XB

    The installation of 2 no. Security Shutters at the principal entrances to the Wales Gallery, St Fagan's Museum of Welsh Life main building.

    Received 29 Sep, published by the council 6 Oct 2026 Heritage and listed buildings