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Planning application

26/1014/CLP

24 Mount Grace Road Potters Bar Hertfordshire EN6 1RD

Awaiting decision Hertsmere Certificate Proposed Lawful Use/Dev

Proposal

Construction of a single-storey outbuilding within the rear garden. Certificate of Lawful Development (Proposed).

As published by the council, reference 26/1014/CLP

Timeline

Dates from the published record

  1. 22 Jul 2026

    Received by Hertsmere

  2. 1 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.

What happens while it is decided

The process from here

This application is with Hertsmere for determination. The council publicises it, consults neighbours and technical bodies where required, and weighs the responses against local and national planning policy.

The statutory target is eight weeks for most applications and thirteen for major development, though extensions of time are common. Comments carry most weight while the case is undecided, so check the council portal for the deadline if you want to respond.

About lawful development applications

How this application type works

A lawful development certificate is a legal determination, not a planning judgement. It asks the council to confirm either that existing use or works are lawful, often through the passage of time, or that a proposal would not need planning permission at all. The applicant must prove the facts; the merits of the scheme are not considered.

More on lawful development applications in our guide

Nearby applications

Within 500 metres

  • 26/1015/CLP Awaiting decision

    24 Mount Grace Road Potters Bar Hertfordshire EN6 1RD

    Construction of a single-storey BBQ within the garden. Certificate of Lawful Development (Proposed).

    22 Jul 2026 71m away Lawful development
  • 26/0907/MA Awaiting decision

    119 Billy Lows Lane Potters Bar Hertfordshire EN6 1UY

    Application for a non-material amendment to allow for reinstatement of the omitted side window to the proposed porch following the grant of planning permission ref. 25/1584/HSE.

    30 Jun 2026 96m away Amendments
  • 23/0135/TPO Refused

    5 Anthorne Close Potters Bar Hertfordshire EN6 1RW

    T5 CYPRESS. Fell.

    17 Jan 2023 124m away Trees
  • 22/2130/HSE Granted

    102 Billy Lows Lane Potters Bar Hertfordshire EN6 1XL

    Installation of an external air source heat pump.

    21 Dec 2022 170m away Householder
  • 20/1995/HSE Granted

    145 Billy Lows Lane Potters Bar Hertfordshire EN6 1UY

    Two storey side and part single/part two-storey rear extensions. Conversion of loft to habitable room with associated roof alterations to include removal of chimney, increase in ridge height, a rear dormer and roof lights to front and side elevations (Amended plans received 07/07/21 - Depth of single storey rear extension reduced to 3.35m, Juliet balcony removed from dormer window & removal of roof overhang on side adjoining number 147 & addition of parapet wall, amendment to neighbour house location, Reduction in height of Patio and increase in height of flank roof lights).

    3 Dec 2020 185m away Householder
  • 21/1055/HSE Granted

    98 Billy Lows Lane Potters Bar Hertfordshire EN6 1XL

    Part single/part two storey side and rear extensions and new front porch.

    17 May 2021 187m away Householder

In Hertsmere

  • 26/0872/CLP Granted

    118 Theobald Street Borehamwood Hertfordshire WD6 4PA

    Conversion of loft to habitable space with associated hip to gable roof alterations, to include rear dormer, insertion of 3x front rooflights and removal of chimney stack. Certificate of Lawful Development (Proposed).

    24 Jun 2026 Lawful development
  • 26/0681/CLP Granted

    40 Carrington Avenue Borehamwood Hertfordshire WD6 2HA

    Conversion of loft to habitable space to include rear dormer, 3x front rooflights and removal of chimney stack Certificate of Lawful Development (Proposed).

    19 May 2026 Lawful development
  • 26/1015/CLP Awaiting decision

    24 Mount Grace Road Potters Bar Hertfordshire EN6 1RD

    Construction of a single-storey BBQ within the garden. Certificate of Lawful Development (Proposed).

    22 Jul 2026 Lawful development
  • 26/1011/CLE Awaiting decision

    6 Brickfield Cottages Theobald Street Borehamwood Hertfordshire WD6 4SD

    Construction of a single-storey detached outbuilding within the rear garden of the existing dwellinghouse for use as a private gym incidental to the enjoyment of the main dwelling (Use Class C3). Certificate of Lawful Development (Existing).

    21 Jul 2026 Lawful development
  • 26/0791/CLP Granted

    56 Rushfield Potters Bar Hertfordshire EN6 3HJ

    Conversion of loft to habitable space with rear dormer and Juliet balcony, and insertion of 3x front rooflights. Certificate of Lawful Development (Proposed).

    8 Jun 2026 Lawful development