17 Seymour Crescent Hemel Hempstead Hertfordshire HP2 5DS

1. 14 Nov 2024

   Received by Dacorum

2. 23 Dec 2024

   Decision issued: Refuse Permission/Consent

3. 9 Sep 2026

   Added to PlanIndex

Dacorum 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.

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.

• 26 Bencroft Road Hemel Hempstead Hertfordshire HP2 5UY

  26/01080/FHA Submitted 12 May 2026 44m away

  Relocation of existing boundary fence

  Granted Householder 10 docs
  Small domestic

• 41 Mountfield Road Hemel Hempstead Hertfordshire HP2 5DX

  23/00751/FHA Submitted 22 Mar 2023 105m away

  Loft conversion with rear dormer and side hip to gable. 2 front dormers and first floor side extension.

  Withdrawn Householder Extension Loft or dormer 13 docs
  Domestic

• 30 Mountfield Road Hemel Hempstead Hertfordshire HP2 5DX

  22/02447/FHA Submitted 3 Aug 2022 109m away

  To convert the existing garage into an annexe

  Granted Householder 6 docs
  Domestic

• 59 Hillfield Road Hemel Hempstead Hertfordshire HP2 4AB

  26/00999/TPO Submitted 5 May 2026 176m away

  Works to tree

  Granted Trees 7 docs

• 55 Hillfield Road Hemel Hempstead Hertfordshire HP2 4AB

  24/01820/FHA Submitted 12 Aug 2024 223m away

  Proposed double storey side and rear extensions, new front roof canopy, alteration to front fenestration with pitched roofs over the garage and existing side ground floor extension. Conversion of existing attic with dormers and rooflights. New levelled garden patio. Existing chimney to be extended higher to suit new roof.

  Granted Householder Extension Loft or dormer +2 29 docs
  Domestic

• 230 Windmill Road Hemel Hempstead Hertfordshire HP2 4BX

  21/02877/HPA Submitted 20 Jul 2021 248m away

  Single storey rear extension measuring 4.60m deep with a maximum height of 3.50m and maximum eaves height of 2.30m

  Granted Prior approval Extension 5 docs
  Small domestic

• 26/01963/LDP Awaiting decision

  Flint House Roe End Lane Markyate Hertfordshire AL3 8AG

  Outbuilding for use as a home gym, games room and home business (skin care treatment) and outdoor swimming pool

  9 Sep 2026 Lawful development
• 26/01588/LDP Granted

  6 Greene Walk Berkhamsted Hertfordshire HP4 2LW

  Garage conversion into playroom. Hip to gable loft conversion with rear flat roof dormer.

  21 Jul 2026 Lawful development
• 26/01925/LDP Awaiting decision

  Daymar London Road Hemel Hempstead Hertfordshire HP1 2RE

  2no. side extensions

  4 Sep 2026 Lawful development
• 26/01926/LDP Awaiting decision

  Daymar London Road Hemel Hempstead Hertfordshire HP1 2RE

  Partial hip to gable loft conversion with rear dormer, single storey rear extension

  4 Sep 2026 Lawful development
• 26/01609/LDP Refused

  33 Highfield Road Wigginton Tring Hertfordshire HP23 6EB

  Construction of rear dormer and front velux for purposes of loft conversion

  22 Jul 2026 Lawful development