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Planning application

72, Belfast Avenue, Slough, SL1 3HL

Refused Slough P/03120/004 Full Planning

Works: Extension

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

Proposal

Construction of a proposed part first floor side and rear extension together wit

As published by the council, reference P/03120/004

Application record

Reference
P/03120/004
Type
Full Planning
Decision
Refused; Informatives
Received
1 Jun 2026
Validated
2 Jun 2026
Decided
27 Jul 2026
Postcode
SL1 3HL

Site history

Applications at this address on the Slough register

This site has had 2 applications since 2026: 1 approved, 1 refused.

  • P/03120/003 Granted

    72, Belfast Avenue, Slough, SL1 3HL

    Lawful Development Certificate for a proposed loft conversion to create habitabl

    Decided 16 Apr 2026

Timeline

Dates from the published record

  1. 1 Jun 2026

    Received by Slough

  2. 2 Jun 2026

    Validated

    Checked as complete and ready for consideration.

  3. 25 Jul 2026

    Added to PlanIndex

  4. 27 Jul 2026

    Decision issued: Refused; Informatives

Who's behind it

Company information only, from the register and Companies House

Paddington Planning Agent, a planning consultancy

31 applications on PlanIndex · across 14 councils · 57% 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

OSN Developments Limited Applicant, a developer

1 application on PlanIndex

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

What this refusal means

Slough 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 full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 72, Belfast Avenue, Slough, SL1 3HL

    P/03120/003 Submitted 26 Jan 2026 0m away

    Lawful Development Certificate for a proposed loft conversion to create habitabl

    Granted Loft or dormer

  • 18, Belfast Avenue, Slough, SL1 3HL

    P/13084/006 Submitted 10 Feb 2023 40m away

    Retrospective application for a proposed rear outbuilding ancillary to main dwelling

    Granted Full applications 2 docs
    Small domestic

  • 16, Belfast Avenue, Slough, SL1 3HL

    P/13084/005 Submitted 10 Feb 2023 47m away

    Retrospective application for a rear outbuilding ancillary to main dwelling

    Granted Full applications 2 docs
    Small domestic

  • 12, Belfast Avenue, Slough, SL1 3HL

    P/11976/003 Submitted 13 Jan 2025 66m away

    78% historically approved · decision due ~10 Mar

    Retrospective application for canopy to the outbuilding from flat to pitched to align with the existing pitched roof and insertation of bird cage at the rear of the garden.

    Awaiting decision Full applications 2 docs

  • 124, Oatlands Drive, Slough, SL1 3HT

    P/21133/000 Submitted 18 Aug 2026 133m away

    78% historically approved · decision due ~13 Oct

    Construction of a single storey rear extension with 1no roof lantern and loft co

    Status unknown Full applications Extension Windows or glazing
    Small domestic

  • Vacant Land, (Former School Grounds), Belfast Avenue, Slough, SL1 3HH

    P/17086/006 Submitted 20 Aug 2021 196m away

    Submission of details pursuant to conditions 15 (Remediation Validation), 17 (Means of access) and 18 (Redundant access) of planning permission P/17086/000 dated 04/10/2017

    Decided Conditions 5 docs

In Slough

  • P/11818/004 Awaiting decision

    7, Langley Broom, Slough, SL3 8NB

    Construction of a front proch and balcony with balustrade to front and side with

    17 Sep 2026 Full applications
  • P/21158/000 Status unknown

    10, Dumbarton Way, Slough, SL3 7UR

    Construction of a single storey rear extension, front porch with changes to fene

    17 Sep 2026 Full applications
  • P/21143/000 Awaiting decision

    2, Brands Road, Slough, SL3 8QP

    Construction of a proposed single storey front extension to form porch, garage c

    17 Sep 2026 Full applications
  • P/13879/002 Awaiting decision

    101, Hatton Avenue, Slough, SL2 1NF

    Construction of a proposed part single storey, part two storey rear extension to

    17 Sep 2026 Full applications
  • P/01222/005 Awaiting decision

    220, Stoke Poges Lane, Slough, SL1 3LJ

    Construction of a single storey detached outbuilding to be used as a office/chil

    17 Sep 2026 Full applications