Planning appeal decision
Railway Arch 405 Mentmore Terrace, London, E8 3PH
Planning appeal 3365702 at Railway Arch 405 Mentmore Terrace, London, E8 3PH (London Borough of Hackney) was dismissed on 6 October 2025 by Inspector Unwin N, by written representations. The main issue, as the Inspector framed it: The effect of the appeal development on the supply of B2 industrial floorspace within the Mare Street Priority Office Area and Railway Arches.
Change of use from Use Class B2 (General Industrial) to Use Class E (Commercial, Business and Service) including use for indoor fitness (Use Class E (d))
- Authority
- London Borough of Hackney
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- leisure-sport · Change of use
- Inspector
- Unwin N
- Postcode
- E8 3PH
Main issues, as the Inspector framed them
- The effect of the appeal development on the supply of B2 industrial floorspace within the Mare Street Priority Office Area and Railway Arches
What decided it
The proposal would result in the loss of industrial floorspace within the Mare Street Priority Office Area and Railway Arches without robust marketing evidence demonstrating no demand for industrial use, conflicting with Policy LP30 of the Hackney Local Plan 2033.
What the Inspector cited
- Development plan policies
- Policy LP27Policy LP28Policy LP30Policy E2Policy E4
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
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 Hackney
The authority’s record since 2016 · every decision in 2025
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- Dismissed30 September 20266010111Flat B, 83 Rectory Road, Hackney, N16 7PP
- Dismissed30 September 20266010110Flat B, 83 Rectory Road, Hackney, N16 7PP
- Dismissed25 September 2026601220442 Cranwich Road, Hackney, N16 5JN
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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