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Planning application

150 Chaulden Lane Hemel Hempstead Hertfordshire HP1 2BT

Awaiting decision Dacorum 26/01800/LDP Lawful Development Certificate Proposed

Works: Loft or dormer Windows or glazing

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

Proposal

Rear facing dormer, side facing attic window and two front facing velux roof lights

As published by the council, reference 26/01800/LDP

Application record

Reference
26/01800/LDP
Type
Lawful Development Certificate Proposed
Status
With planning case officer
Received
18 Aug 2026
Validated
18 Aug 2026
Ward
Chaulden And Warners End
Parish
Hemel Hempstead (No Parish)
Postcode
HP1 2BT

Site history

Applications at this address on the Dacorum register

This site has had 2 applications since 2026.

  • 26/01801/FHA Awaiting decision

    150 Chaulden Lane Hemel Hempstead Hertfordshire HP1 2BT

    Gable end loft conversion with a front facing dormer window and garden room/ gym to the rear garden

    Submitted 18 Aug 2026 Householder

Timeline

Dates from the published record

  1. 18 Aug 2026

    Received by Dacorum

  2. 19 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 13 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Dacorum took a median of 52 days over the applications it decided in the last year.

Documents

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

16 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with Dacorum for determination, against a statutory target of eight weeks. Over the last year Dacorum decided lawful development applications in a median of 50 days. More in our guide to how long planning decisions take.

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 500 metres

In Dacorum

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    Proposed internal alterations to the existing main dwelling and changes to existing fenestrations to the rear and side of the existing main dwelling

    2 Sep 2026 Lawful development
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    21 Jul 2026 Lawful development
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    40 Anchor Lane Hemel Hempstead Hertfordshire HP1 1TY

    Loft conversion, outbuilding and porch extension

    9 Jul 2026 Lawful development
  • 26/01855/LDP Awaiting decision

    30 Trooper Road Aldbury Hertfordshire HP23 5RW

    Replacement and amendments to existing windows and external doors. Installation of an air source heat pump.

    27 Aug 2026 Lawful development
  • 26/01533/LDP Granted

    Great Gaddesden Primary School Church Meadow Great Gaddesden Hemel Hempstead Hertfordshire HP1 3BT

    Replacement windows.

    8 Jul 2026 Lawful development