Pimlico House Hyde Lane Nash Mills HP3 8SA

1. 19 Aug 2020

   Received by Three Rivers

2. 24 Aug 2020

   Validated

   Checked as complete and ready for consideration.

3. 19 Oct 2020

   Decision issued: approved

4. 26 Jul 2026

   Added to PlanIndex

Three Rivers granted permission on 19 October 2020, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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.

• Pimlico House Hyde Lane Nash Mills Hertfordshire HP3 8SA

  22/0375/FUL Submitted 3 Mar 2022 50 yards away

  Part single, part two storey side extensions, single storey rear extension and connection of outbuilding to main dwelling, loft conversion including extension to roof, increase in ridge height and installation of front and rear dormers and construction of raised terraces (amendments to planning permission 20/0589/FUL)

  Granted Full applications Extension Loft or dormer +1 20 docs
  Small domestic

• Little Abbots Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8SA

  23/1602/FUL Submitted 20 Sep 2023 200 yards away

  Internal alterations to the existing garage building including increase in the roof height with alterations to fenestration detail; erection of walkway link to main dwelling at first floor terrace level with sedum roof.

  Granted Full applications Windows or glazing 24 docs
  Domestic

• Hyde Farm Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8SA

  25/2075/LBC Submitted 28 Nov 2025 250 yards away

  Listed Building Consent: Change of use from Agricultural barn to Use (Class C3) Residential dwelling; demolition of existing outbuildings, rear porch and construction of single storey rear extension with rooflights; internal alterations and alterations to fenestration and associated landscaping works

  Granted Heritage and listed buildings Extension Loft or dormer +2 31 docs
  Small domestic

• Hyde Farm Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8SA

  19/0490/PDNA Submitted 14 Mar 2019 250 yards away

  Permitted Development Notice Agriculture: Erection of agricultural barn

  Granted Other 6 docs

• Hyde Farm Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8SA

  25/2074/FUL Submitted 28 Nov 2025 250 yards away

  Change of use from Agricultural barn to residential to be incorporated as part of the dwelling, demolition of existing outbuildings, rear porch and construction of single storey rear extension with rooflights; internal alterations and alterations to fenestration and associated landscaping works

  Granted Full applications Extension Loft or dormer +2 34 docs
  Small domestic

• Hyde Farm Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8SA

  26/1740/DIS Submitted 3 Nov 2026 300 yards away

  88% historically approved · decision due ~29 Dec

  Discharge of Conditions 3(External Materials) pursuant to planning permission 25/2075/LBC

  Awaiting decision

• 26/1382/CLPD Awaiting decision

  1 Wyatts Lodge Solesbridge Lane Chorleywood Rickmansworth Hertfordshire WD3 5SW

  Certificate of Lawfulness Proposed Development: Installation of external heating and cooling pump

  Received 31 Aug, published by the council 7 Sep 2026 Lawful development
• 26/1035/CLPD Granted

  90 Sherborne Way Croxley Green Rickmansworth Hertfordshire WD3 3PG

  Certificate of Lawfulness Proposed Development: lLoft conversion including hip to gable extension, rear dormer, and front rooflights and window to side elevation.

  Received 25 Jun, published by the council 24 Jul 2026 Lawful development
• 26/1004/CLPD Granted

  39 Bishops Avenue Northwood HA6 3DD

  Certificate of Lawfulness Proposed Development: Conversion of garage to habitable accommodation

  Received 19 Jun, published by the council 24 Jul 2026 Lawful development
• 26/0973/CLPD Granted

  125 Windmill Drive Croxley Green Rickmansworth Hertfordshire WD3 3FB

  Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer and front rooflights.

  Received 15 Jun, published by the council 24 Jul 2026 Lawful development
• 26/0460/CLED Granted

  Annexe Hart Hall Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8SA

  Certificate of Lawfulness Existing Use: Use of annexe as an independent dwelling

  Received 19 Mar, published by the council 24 Jul 2026 Lawful development