Planning appeal decision
84 Tolcarne Drive, Pinner, HA5 2DG
Planning appeal 3353860 at 84 Tolcarne Drive, Pinner, HA5 2DG (London Borough of Hillingdon) was allowed on 8 December 2025 by Inspector Braithwaite J, by written representations. The main issue, as the Inspector framed it: Whether the proposed change of use from C3 to C4 for 6 persons max is lawful development under Class L of the GPDO, or whether the property would constitute an 8-person HMO (sui generis use) requiring planning permission.
Proposed change of use from C3 (Residential Family Dwelling) to C4 for 6 persons max (small HMO)
- Authority
- London Borough of Hillingdon
- Appeal type
- ldc · Lawful Development Certificate
- Procedure
- Written Representations
- Development
- residential · Change of use
- Inspector
- Braithwaite J
- Postcode
- HA5 2DG
Main issues, as the Inspector framed them
- Whether the proposed change of use from C3 to C4 for 6 persons max is lawful development under Class L of the GPDO, or whether the property would constitute an 8-person HMO (sui generis use) requiring planning permission
What decided it
The proposed change of use from C3 to C4 for 6 persons max is development permitted under Class L of Part 1 of Schedule 2 of the GPDO, and therefore the appeal must succeed.
The decision letter
Town Planner Pro holds this letter. The Appeals plan opens it and every other letter we hold, all of them searchable, with the main issues and what decided each case picked out. We do not show letters on the free site because they carry people’s names and addresses.
With an account
What an account adds to this decision


More decisions in London Borough of Hillingdon
The authority’s record since 2016 · every decision in 2025
- Dismissed27 October 202660153104 Albany Close, Ickenham, UB10 8QW
- Dismissed27 October 2026600985618-20 Wilmar Close, Hayes, UB4 8ET
- Dismissed21 October 2026601178225 Stirling Road, Hayes, UB3 3AH
- Dismissed19 October 20266011268364 Victoria Road, Ruislip, HA4 0ET
- Allowed6 October 2026601385888 Stormount Drive, Hayes, UB3 1RH
The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.
®