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Planning application

12 Rosehill Terrace Mount Pleasant Swansea SA1 6JN

Refused Swansea 2026/1281/ELD Lawful Dev. Cert. - Existing

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Use of property as a Class C4 HMO (application for a Certificate of Lawfulness)

As published by the council, reference 2026/1281/ELD

Application record

Reference
2026/1281/ELD
Type
Lawful Dev. Cert. - Existing
Status
Decided
Decision
Refused As published: Was Not Lawful (existing)
Received
5 Aug 2026
Validated
7 Aug 2026
Decided
14 Sep 2026
Ward
Uplands - Bay Area
Decision by
Delegated Decision
Postcode
SA1 6JN

Site history

Applications at this address on the Swansea register

This site has had 2 applications since 2026: 0 approved, 2 refused.

  • 2026/0598/FUL Refused

    12 Rosehill Terrace Mount Pleasant Swansea SA1 6JN

    Change of use from 6 bedroom HMO (Class C4) to 7 bedroom HMO (Unique Use Class)

    Decided 11 Jun 2026 Full applications

Timeline

Dates from the published record

  1. 5 Aug 2026

    Received by Swansea

  2. 7 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 14 Aug 2026

    Added to PlanIndex

  4. 11 Sep 2026

    Status changed to Awaiting decision

    Previously Being Considered.

  5. 14 Sep 2026

    Decision issued: Was Not Lawful (existing)

Who's behind it

Company information only, from the register and Companies House

DP Architecture Ltd Agent, an architecture practice

124 applications on PlanIndex · across 13 councils · 83% granted

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

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Documents

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

6 documents on file for this application

  • APPLICATION FORM Dogfen Gyfredol - Current Document · 05 Aug 2026
  • EXISTING PLANS & ELEVATIONS Gohebiaeth - Correspondence · 05 Aug 2026

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

Open the documents

What this refusal means

Swansea refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  • 12 Rosehill Terrace Mount Pleasant Swansea SA1 6JN

    2026/0598/FUL Submitted 14 Apr 2026 50 yards away

    Change of use from 6 bedroom HMO (Class C4) to 7 bedroom HMO (Unique Use Class)

    Refused Full applications 8 docs

  • 9 Penmaen Terrace Mount Pleasant Swansea SA1 6HZ

    2026/0702/ELD Submitted 28 Apr 2026 50 yards away

    Use of property as two units. The basement is used as a 1 bed flat for two occupants and the ground, first and second floor are used as a 6 bed HMO (Class C4) (application for a Certificate of Existing Lawful Development)

    Granted Lawful development 26 docs
    Several homes

  • 23 Rosehill Terrace Mount Pleasant Swansea SA1 6JN

    2025/2560/FUL Submitted 1 Dec 2025 50 yards away

    Retention and completion of first floor rear extension and second floor rear dormer.

    Refused Full applications Extension Loft or dormer 13 docs

  • 23 Rosehill Terrace Mount Pleasant Swansea SA1 6JN

    2026/1490/FUL Submitted 10 Sep 2026 50 yards away

    83% historically approved · decision due ~5 Nov

    Retention and completion of first floor rear extension and second floor rear dormer

    Awaiting decision Full applications Extension Loft or dormer 10 docs

  • 23 Rosehill Terrace Mount Pleasant Swansea SA1 6JN

    2026/1527/FUL Submitted 21 Sep 2026 50 yards away

    83% historically approved · decision due ~16 Nov

    Retention of the rear car parking platform.

    Awaiting decision Full applications 8 docs

  • 9 Rose Hill Uplands Swansea SA1 6HY

    2021/1427/ELD Submitted 24 May 2021 50 yards away

    HMO for up to 6 people (Class C4) (application for a Certificate of Existing Lawful Use)

    Granted Lawful development 11 docs

In Swansea

  • 2026/1645/PLD Awaiting decision

    27 Sycamore Road West Cross Swansea SA3 5LB

    Detached outbuilding (application for a Certificate of Proposed Lawful Development)

    Received 7 Oct, published by the council 9 Oct 2026 Lawful development
  • 2026/1344/ELD Granted

    50 Eversley Road Sketty Swansea SA2 9DA

    Raised deck (application for a Certificate of Existing Lawful Development)

    Received 17 Aug, published by the council 27 Aug 2026 Lawful development
  • 2026/1525/PLD Refused

    15 Westland Avenue West Cross Swansea SA3 5NP

    Single storey rear extension and alterations to fenestration (application for a Certificate of Proposed Lawful Development)

    Received 18 Sep, published by the council 25 Sep 2026 Lawful development
  • 2026/1627/PLD Awaiting decision

    73 Mumbles Road West Cross Swansea SA3 5AA

    Stationing of a caravan to provide ancillary residential accommodation (application for a Certificate of Proposed Lawful Development)

    Received 5 Oct, published by the council 9 Oct 2026 Lawful development
  • 2026/1270/ELD Refused

    188 Hanover Street Swansea SA1 6BP

    Use of property as a HMO (Class C4) (application for a Certificate of Existing Lawful Development)

    Received 4 Aug, published by the council 25 Aug 2026 Lawful development