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81 Church Lane Mill End Rickmansworth Hertfordshire WD3 8PU

25/1154/CLPDCertificate of Lawfulness - Proposed UsePermitted
Outline / PiP

Proposal

Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer and front rooflights, installation of window to side elevation

Received
4 July 2025
Decided
22 August 2025 · approved
Decision level
Delegated (officer decision)
Ward
Penn And Mill End
Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

  1. Received4 Jul
  2. Validated4 Jul
  3. Consult.
  4. Target29 Aug
  5. Decided22 Aug

Decided in 49 days (council typically 56)

8 weeks typical decision time in Three Rivers92% of outline applications approved

This is an outline application for a loft conversion at 81 Church Lane Mill End Rickmansworth Hertfordshire WD3 8PU. Three Rivers has handled 525 applications of this type and approves 91% of them, typically deciding them in 45 days. This one was decided in 49 days, 4 days longer than Three Rivers's median. There are no previous applications recorded at this address. In the past year there have been 38 applications across Penn And Mill End. We hold 2,722 applications in total for the WD3 postcode area.

Application Details

Reference
25/1154/CLPD
Address
81 Church Lane Mill End Rickmansworth Hertfordshire WD3 8PU
Postcode
WD3 8PU
Local Authority
Three Rivers
Application Type
Certificate of Lawfulness - Proposed Use
Scale / Size
Small
Decision Status
Permitted
Current Status
Decided
Ward
Penn And Mill End
Parish
Non-Parished

Applicant & Agent

Agent
Authorised Designs Ltd
Agent Address
Suite 1 Hardy House Northbridge Road Berkhamsted HP4 1EF

Planning Application Dates

Date Received
4 July 2025
Target Decision Date
29 August 2025
Date Decided
22 August 2025
Date Validated
4 July 2025
Date Submitted
4 July 2025
Decision Issued
27 August 2025

Planning Decision

Decision
approved
Decided By
Delegated Decision
Statutory Period
56 days

Publicity

Appeal

Additional Information

Planning Portal ID
PP-14150555
Comments
0
Documents
6
Constraints
20
Coordinates
51.636430, -0.491777
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Three Rivers

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Planning constraints

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-10-09. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

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