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Planning application

40 Cowper Crescent Hertford Hertfordshire SG14 3DZ

Awaiting decision East Hertfordshire 3/26/1202/HH Householder

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Single storey rear extension and garage conversion into habitable space

As published by the council, reference 3/26/1202/HH

Application record

Reference
3/26/1202/HH
Category
Householder
Status
Awaiting decision
Received
28 Aug 2026
Validated
28 Aug 2026
Ward
Hertford Bengeo
Parish
Hertford Town Council
Decision by
.
Postcode
SG14 3DZ

Timeline

Dates from the published record

  1. 28 Aug 2026

    Received by East Hertfordshire

  2. 10 Sep 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 23 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    East Hertfordshire took a median of 83 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Monarch Design & Build Ltd Agent, a design practice registered in Hertford

Active · incorporated 2001 · Hertford

16 applications on PlanIndex · across 2 councils · 83% 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

9 documents on file for this application

  • APPLICATION FORM - WITHOUT PERSONAL DATA Application Form · 28 Aug 2026
  • LOCATION PLAN Location/Block/Site Plan · 28 Aug 2026
  • BLOCK PLAN Location/Block/Site Plan · 28 Aug 2026
  • PROPOSED ELEVATIONS Proposed Elevations · 28 Aug 2026
  • EXISTING FLOOR PLANS AND ELEVATIONS Floorplan/Elevation drawing · 28 Aug 2026
  • PROPOSED FLOOR PLANS AND EXISTING AND PROPOSED ROOF PLANS Proposed Floor Plans · 28 Aug 2026
  • BIODIVERSITY QUESTIONNAIRE PAGE 1 Supporting Documents · 28 Aug 2026
  • BIODIVERSITY QUESTIONNAIRE PAGE 3 Supporting Documents · 28 Aug 2026
  • BIODIVERSITY QUESTIONNAIRE PAGE 2 Supporting Documents · 28 Aug 2026

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with East Hertfordshire for determination, against a statutory target of eight weeks. Over the last year East Hertfordshire decided householder applications in a median of 71 days. More in our guide to how long planning decisions take.

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 500 metres

  • 32 Cowper Crescent Hertford Hertfordshire SG14 3DZ

    3/24/1402/HH Submitted 29 Jul 2024 2m away

    Demolition of garage and shed. Construction of a single storey detached annex

    Granted Householder Demolition 9 docs
    Small domestic

  • 38 Cowper Crescent Hertford Hertfordshire SG14 3DZ

    3/21/0799/HH Submitted 25 Mar 2021 45m away

    Replace existing tiles with Weatherboard cladding and replace existing flat roof with front pitch and porch

    Granted Householder Extension 9 docs
    Small domestic

  • 21 Cowper Crescent Hertford Hertfordshire SG14 3DZ

    3/22/2407/CLPO Submitted 16 Nov 2022 48m away

    Loft conversion. Rear loft extension. Installation of 3 front Velux windows.

    Granted Outline Extension Loft or dormer +1 9 docs

  • 44, Cowper Crescent, Hertford, Herts, SG14 3DZ

    3/07/1936/FP Submitted 13 Sep 2007 55m away

    Single storey side and two storey rear extension - amended scheme to that approved under ref.3/06/2198/FP

    Granted Full applications Extension 3 docs
    Small domestic

  • 47 Cowper Crescent Hertford Hertfordshire SG14 3DZ

    3/23/0339/HH Submitted 22 Feb 2023 74m away

    Removal of 1 chimney. Construction of a part single storey and part two storey rear extension, including new windows, doors and rooflight windows.

    Granted Householder Extension Loft or dormer +1 13 docs
    Small domestic

  • 28 Peel Crescent Hertford Hertfordshire SG14 3EE

    3/21/1150/HH Submitted 30 Apr 2021 80m away

    Demolition of conservatory, removal of chimney and erection of a single storey rear extension

    Granted Householder Extension Demolition 7 docs
    Small domestic

In East Hertfordshire

  • 3/26/0247/HH Withdrawn

    1 Stepped Gable Mews High Wych Lane High Wych Hertfordshire CM21 0JL

    Replacement windows and doors

    23 Feb 2026 Householder
  • 3/26/1236/HH Awaiting decision

    152 Cannons Close Bishops Stortford Hertfordshire CM23 2BL

    Single storey side and rear extension, new pitch roof over the front door and front elevation

    3 Sep 2026 Householder
  • 3/26/1221/HH Awaiting decision

    The Coach House 2 Widbury House Widbury Hill Ware Hertfordshire SG12 7QE

    Removal of three windows on front elevation and installation of a bi-fold door

    2 Sep 2026 Householder
  • 3/26/1200/HH Awaiting decision

    14 Grange Close Hertford Hertfordshire SG14 1LY

    Single storey porch extension, insertion of a new window to front elevation and replacement of garage flat roof with pitched roof incorporating roof lights

    28 Aug 2026 Householder
  • 3/26/1207/HH Awaiting decision

    1 Raffin Park Datchworth Hertfordshire SG3 6RR

    Demolition of existing side extension and construction of replacement two storey side extension. Alterations to openings and new windows. Replacement cladding, render, brickwork and roof tiles. Widening of driveway.

    28 Aug 2026 Householder