Cedar House 73 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PA

This site has had 4 applications since 2022: 3 approved, 0 refused.

• 23/0183/TRC Granted

  Cedar House 73 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PA

  2no. ASH. Reduce by approximately 4m in height and 3m in width.

  Decided 14 Mar 2023 Trees
• 22/1630/HSE Granted

  Cedar House 73 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PA

  Single storey side extension with green roof, alterations to fenestration at all elevations. Installation of stairs at side elevation and railings to rear. Internal alteration to include removal of walls to change internal layout and alterations to doors. Installation of solar panels to garage. Tennis Court to be resurfaced, with electric supply. External works to include additional areas of planting.

  Decided 7 Feb 2023 Householder
• 22/1631/LBC Granted

  Cedar House 73 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PA

  Single storey side extension with green roof, alterations to fenestration at all elevations. Installation of stairs at side elevation and railings to rear. Internal alteration to include removal of walls to change internal layout and alterations to doors. Installation of solar panels to garage. Tennis Court to be resurfaced, with electric supply. External works to include additional areas of planting.

  Decided 7 Feb 2023 Heritage and listed buildings

1. 8 Sep 2026

   Received by Hertsmere

2. 14 Sep 2026

   Added to PlanIndex

3. 2 Nov 2026

   Decision issued

4. 3 Nov 2026

   Status changed to Decided

   Previously Awaiting decision.

Hertsmere has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• Cedar House 73 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PA

  23/0183/TRC Submitted 3 Feb 2023 50 yards away

  2no. ASH. Reduce by approximately 4m in height and 3m in width.

  Granted Trees 5 docs

• 71 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PA

  21/1424/TRC Submitted 9 Jul 2021 50 yards away

  T1 WEEPING WILLOW. To reduce by 2.5m in height and width. T2 WEEPING WILLOW. To reduce regrowth by around 2.5m in height and width. To prune back snapped out limb. T3 WEEPING WILLOW. To reduce by 3m height and 3m width, cut back limbs to clear pond area

  Granted Trees 10 docs

• 69 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PA

  26/0183/HSE Submitted 12 Feb 2026 50 yards away

  Construction of single storey rear infill extension and increase of ridge height to existing garage.

  Granted Householder Extension Roofing 11 docs
  Small domestic

• 22 Blanche Lane South Mimms Potters Bar EN6 3PA

  TP/09/1942 Submitted 4 Nov 2009 50 yards away

  Siting of temporary mobile home in rear garden whilst existing main dwelling is being constructed/renovated (Revised Application).

  Refused Full applications 5 docs
  Domestic

• 22 Blanche Lane South Mimms Potters Bar EN6 3PA

  TP/09/0780 Submitted 18 May 2009 50 yards away

  Siting of temporary mobile home in rear garden whilst existing main dwelling is being constructed/renovated. The siting shall only be required for 1 Year.

  Withdrawn Full applications 4 docs
  Domestic

• 8 Hamilton Close South Mimms Potters Bar Hertfordshire EN6 3PG

  26/1159/FUL Submitted 12 Aug 2026 100 yards away

  84% historically approved · decision due ~13 Nov

  Conversion of existing office to 4 residential units facilitated by internal and external alterations to include new windows and doors.

  Awaiting decision Full applications Windows or glazing

• 26/0868/DOC Decided

  Charleston Paddocks St Albans Road South Mimms Potters Bar Hertfordshire EN6 3ND

  Application for approval of details reserved by condition 34 (Training & Employment Management Strategy) of planning permission reference 23/1049/OUT.

  Received 23 Jun, published by the council 24 Jul 2026 Conditions
• 26/1289/DOC Decided

  Shell Travellers Check Elstree Way Borehamwood Hertfordshire WD6 1LB

  Application for approval of details reserved by conditions 3 (contamination investigation and risk assessment), 4 (detailed remediation scheme) and 5 (remediation scheme completion) of planning permission reference 25/1394/FUL.

  Received 4 Sep, published by the council 10 Sep 2026 Conditions
• 26/1313/DOC Decided

  Elle Dani Farm Allum Lane Elstree Borehamwood Hertfordshire WD6 3NL

  Application for approval of Biodiversity Gain Plan of planning permission reference 24/0748/FUL.

  Received 9 Sep, published by the council 17 Sep 2026 Conditions
• 26/1444/DOC Decided

  Former Quickco Stirling Way Borehamwood Hertfordshire WD6 2AX

  Application for approval of details reserved by condition 18 (details of external plant or equipment) of planning permission reference 25/1268/FUL.

  Received 7 Oct, published by the council 15 Oct 2026 Conditions
• 26/1102/DOC Decided

  Elle Dani Farm Allum Lane Elstree Borehamwood Hertfordshire WD6 3NL

  Application for approval of details reserved by condition 10 (Landscaping details) of planning permission reference 23/1142/FUL.

  Received 5 Aug, published by the council 12 Aug 2026 Conditions