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Planning application

313 Mutton Lane Potters Bar Hertfordshire EN6 2AY

Awaiting decision Hertsmere 26/1445/HSE Householder

Works: Extension Loft or dormer Demolition 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 to include integration of existing detached outbuilding and demolition of existing conservatory, conversion of loft to habitable space to include side dormer and removal of chimney stack.

As published by the council, reference 26/1445/HSE

Application record

Reference
26/1445/HSE
Category
Householder
Status
Awaiting decision
Received
7 Oct 2026
Validated
7 Oct 2026
Postcode
EN6 2AY

Site history

Applications at this address on the Hertsmere register

This site has had 4 applications since 2026.

  • 26/1443/PD42 Awaiting decision

    313 Mutton Lane Potters Bar Hertfordshire EN6 2AY

    Single storey rear extension. Depth: 6m, Height: 3m, Eaves: 3m.

    Submitted 7 Oct 2026
  • 26/1398/CLP Awaiting decision

    313 Mutton Lane Potters Bar Hertfordshire EN6 2AY

    Conversion of loft to habitable space to include side and rear dormer; 2no. single storey rear extensions following demolition of existing conservatory; installation of driveway. Certificate of Lawful Development (Proposed).

    Submitted 28 Sep 2026 Lawful development
  • 26/1397/PD42 Awaiting decision

    313 Mutton Lane Potters Bar Hertfordshire EN6 2AY

    2no. single-storey rear extensions. Depth: 6m, Height: 3m, Eaves: 3m.

    Submitted 28 Sep 2026

Timeline

Dates from the published record

  1. 7 Oct 2026

    Received by Hertsmere

  2. 13 Oct 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 2 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Hertsmere took a median of 57 days over the applications it decided in the last year.

What happens while it is decided

This application is with Hertsmere for determination, against a statutory target of eight weeks. Over the last year Hertsmere decided householder applications in a median of 65 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 0.3 miles

  • 313 Mutton Lane Potters Bar Hertfordshire EN6 2AY

    26/1443/PD42 Submitted 7 Oct 2026 50 yards away

    87% historically approved · decision due ~2 Dec

    Single storey rear extension. Depth: 6m, Height: 3m, Eaves: 3m.

    Awaiting decision Extension
    Small domestic

  • 313 Mutton Lane Potters Bar Hertfordshire EN6 2AY

    26/1398/CLP Submitted 28 Sep 2026 50 yards away

    81% historically approved · decision due ~23 Nov

    Conversion of loft to habitable space to include side and rear dormer; 2no. single storey rear extensions following demolition of existing conservatory; installation of driveway. Certificate of Lawful Development (Proposed).

    Awaiting decision Lawful development Extension Loft or dormer +1
    Small domestic

  • 313 Mutton Lane Potters Bar Hertfordshire EN6 2AY

    26/1397/PD42 Submitted 28 Sep 2026 50 yards away

    87% historically approved · decision due ~23 Nov

    2no. single-storey rear extensions. Depth: 6m, Height: 3m, Eaves: 3m.

    Awaiting decision Extension
    Small domestic

  • 319 Mutton Lane Potters Bar Hertfordshire EN6 2AY

    21/0728/PD42 Submitted 6 Apr 2021 50 yards away

    Single storey rear extension. Depth - 4m, Height - 4m, Eaves - 2.98m

    Granted Prior approval Extension 6 docs
    Small domestic

  • 323 Mutton Lane Potters Bar EN6 2AY

    TP/06/0899 Submitted 17 Jul 2006 50 yards away

    *Electronic documents only, no paper file*Two storey front/side extension, single storey rear extension and new detached garage following removal of existing pergola and piers and existing garage.

    Refused Full applications Extension 6 docs
    Small domestic

  • 14 Neville Close Potters Bar Hertfordshire EN6 2AG

    26/1235/HSE Submitted 26 Aug 2026 100 yards away

    Construction of single storey front, side and rear extension and alterations to fenestration.

    Granted Householder Extension Windows or glazing 2 docs
    Small domestic

In Hertsmere

  • 26/1234/HSE Granted

    66 Park Crescent Elstree Borehamwood Hertfordshire WD6 3PU

    Construction of swimming pool with associated hard landscaping.

    Received 26 Aug, published by the council 3 Sep 2026 Householder
  • 26/1227/HSE Granted

    22 Pinewood Close Borehamwood Hertfordshire WD6 5NW

    Construction of part single, part two-storey rear extension, two-storey side extension including conversion of existing attached garage to habitable space, and alterations to fenestration.

    Received 26 Aug, published by the council 2 Sep 2026 Householder
  • 26/1500/HSE Awaiting decision

    10 Oakridge Avenue Radlett Hertfordshire WD7 8EP

    Demolition of existing rear conservatory and erection of part single part two storey rear extension with alterations to fenestration.

    Received 19 Oct, published by the council 21 Oct 2026 Householder
  • 26/1029/HSE Granted

    5 Elmroyd Avenue Potters Bar Hertfordshire EN6 2ED

    Installation of 8x solar panels.

    Received 23 Jul, published by the council 28 Aug 2026 Householder
  • 26/1235/HSE Granted

    14 Neville Close Potters Bar Hertfordshire EN6 2AG

    Construction of single storey front, side and rear extension and alterations to fenestration.

    Received 26 Aug, published by the council 4 Sep 2026 Householder