Planning appeal decision
16 Brookshill Avenue, Harrow, HA3 6RZ
Planning appeal 3325757 at 16 Brookshill Avenue, Harrow, HA3 6RZ (London Borough of Harrow) was allowed in part (a split decision) on 29 April 2026 by Inspector Jones R, by written representations. The main issue, as the Inspector framed it: whether the development would amount to inappropriate development in the Green Belt having regard to the Framework and relevant development plan policies.
without planning permission: 3.1 The unauthorised construction of a single storey side to rear extension and the installation of a door in the rear elevation of the first floor rear elevation (“the Unauthorised Development”); and 3.2 The unauthorised hardsurfacing [sic] of the entire front garden (“the Unauthorised Hardstanding”) as shown hatched in blue on Plan 2
- Authority
- London Borough of Harrow
- Appeal type
- enforcement · Enforcement Notice
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Jones R
- Postcode
- HA3 6RZ
Main issues, as the Inspector framed them
- whether the development would amount to inappropriate development in the Green Belt having regard to the Framework and relevant development plan policies
- the effect on the openness and purposes of the Green Belt
- the effect on the character and appearance of the area
- the effect on the living conditions of neighbouring occupiers with particular regard to privacy
- if the development is inappropriate, whether any harm by reason of inappropriateness, and any other harm, would be clearly outweighed by other considerations, so as to amount to the very special circumstances required to justify the development
What decided it
The single storey side to rear extension fails to meet the grey belt criteria under paragraph 155(b) of the Framework as there is no demonstrable unmet need for the increased internal living accommodation, and the harm to the Green Belt and character and appearance is not clearly outweighed by other considerations.
What the Inspector cited
- Development plan policies
- Harrow Local Plan 2021-2041 Policy Gl1Harrow Local Plan 2021-2041 Policy GR1Harrow Local Plan 2021-2041 Strategic Policy O1London Plan Policy G2London Plan Policy D3
- National Planning Policy Framework
- Paragraph 11Paragraph 143Paragraph 153Paragraph 154Paragraph 155
How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.
See how each was appliedThe decision letter
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With an account
What an account adds to this decision


More decisions in London Borough of Harrow
The authority’s record since 2016 · every decision in 2026
- Notice varied and upheld4 August 20263355600Masons Arms, 75 High Street, Edgware, HA8 7DD
- Dismissed27 May 2026337627043 Glanleam Road, Stanmore, HA7 4NW
- Dismissed26 May 20263362512Stop N Shop, 5 Stuart Road, Harrow, HA3 7RF
- Notice upheld26 May 20263362509Land at 5 Stuart Road, Harrow, HA3 7RF
- Quashed On Legal Grounds26 May 2026334915181 Imperial Drive, Harrow, HA2 7DU
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.
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