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Planning application

Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

Decided Harrow P/3801/22/PRIOR Prior Approval (Miscellaneous Acts)

Works: New dwelling

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Change Of Use From Office (Class B1a (New Class E)) To 29 no.Self-Contained Flats (Class C3); (Prior Approval Of Transport & Highways Impacts Of The Development, Contamination Risks And Flooding Risks On The Site, and Impacts Of Noise From Commercial Premises On The Intended Occupiers Of The Development)

As published by the council, reference P/3801/22/PRIOR

Application record

Reference
P/3801/22/PRIOR
Type
Prior Approval (Miscellaneous Acts)
Status
Final
Decision
Other
Received
3 Nov 2022
Validated
4 Nov 2022
Decided
31 May 2023
Ward
Marlborough
Decision by
Delegated
Postcode
HA3 5AS

Site history

Applications at this address on the Harrow register

This site has had 12 applications since 2021: 7 approved, 1 refused.

  • PL/3245/25 Status unknown

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Details pursuant to conditions 11 (lighting strategy), 14 (cycle provision), 19 (air extraction system), 21 (waste management strategy) attached to planning permission P/3539/22 dated 02/02/2024 for Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations

    Submitted 14 Dec 2025 Conditions
  • PL/1322/25 Granted

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Details pursuant to Condition 10 (Materials) attached to planning permission P/3539/22 dated 2.2.2024 for Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations

    Submitted 21 May 2025 Conditions
  • PL/2628/24 Granted

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Details pursuant to Conditions 3 (Windows and Doors), 4 (Landscaping) and 5 (Cycle Storage) attached to planning permission P/2396/21 dated 18/02/2022 for External alterations to include window and door openings; Cycle Storage; Three Electric Vehicle charging points; Landscaping

    Submitted 24 Sep 2024 Conditions
  • PL/1859/24 Granted

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Details pursuant to Condition 3 (logistics plan) and Condition 23 (sustainability and energy) attached to planning permission P/3539/22 dated 2.2.2024 for Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations

    Submitted 8 Jul 2024 Conditions
  • PL/1608/24 Granted

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Details pursuant to Conditions 4 (Surface Water Attenuation and Disposal), 5 (Foul Water Disposal), 7 (Landscaping and surface materials), 10 (Materials), and 12 (Biodiversity Enhancement) attached to planning decision P/3539/22 dated 02/02/2024 for 'Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations'

    Submitted 12 Jun 2024 Conditions
  • PL/1154/24 Granted

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Details pursuant to condition 6 (drainage), 8 (landscape), 17 (sound insulation) and 22 (air quality) attached to planning permission P/3539/22 dated 02/02/2024 for Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations

    Submitted 25 Apr 2024 Conditions
  • PL/0585/24 Refused

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Details pursuant to Condition 4 (surface water attenuation and disposal); Condition 5 (foul water disposal); Condition 7 (landscaping and surface materials); Condition 10 (materials) and Condition 12 (Biodiversity Enhancement) attached to planning permission P/3539/22 Dated 2.2.2024 for Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations

    Submitted 5 Mar 2024 Conditions
  • P/3539/22 Granted

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations

    Submitted 10 Oct 2022 Full applications
  • P/3698/21/PRIOR Withdrawn

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    Change Of Use From Office (Class B1a (New Class E)) To 29 no.Self-Contained Flats (Class C3); (Prior Approval Of Transport & Highways Impacts Of The Development, Contamination Risks And Flooding Risks On The Site, and Impacts Of Noise From Commercial Premises On The Intended Occupiers Of The Development and provision of natural light in all habitable rooms)

    Decided 26 Oct 2021 Prior approval
  • P/2396/21 Granted

    Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    External alterations to include window and door openings; Cycle Storage; Three Electric Vehicle charging points; Landscaping

    Decided 18 Feb 2022 Full applications

Timeline

Dates from the published record

  1. 3 Nov 2022

    Received by Harrow

  2. 4 Nov 2022

    Validated

    Checked as complete and ready for consideration.

  3. 31 May 2023

    Decision issued: Other

  4. 2 Sep 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

13 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

After the decision

Harrow has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

About prior approval applications

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 54A Herga Road, Wealdstone, Harrow, HA3 5AS

    PL/1584/26 Submitted 11 Jun 2026 50 yards away

    Decision due ~6 Aug

    Certificate of Lawful Development (Existing): Change of use of ground floor flat from dwelling (Class C3) to House in multiple occupation (Class C4) for three tenants

    Status unknown Lawful development
    Domestic

  • 54B Herga Road, Wealdstone, Harrow, HA3 5AS

    PL/1581/26 Submitted 11 Jun 2026 50 yards away

    Decision due ~6 Aug

    Certificate of lawful development (existing): Conversion of dwelling (Use class C3) into small scale HMO (Use class C4)

    Status unknown Lawful development
    Domestic

  • Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    PL/1154/24 Submitted 25 Apr 2024 50 yards away

    Details pursuant to condition 6 (drainage), 8 (landscape), 17 (sound insulation) and 22 (air quality) attached to planning permission P/3539/22 dated 02/02/2024 for Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations

    Granted Conditions New dwelling

  • 40 Herga Road, Wealdstone, Harrow, HA3 5AS

    PL/0425/23 Submitted 3 Nov 2023 50 yards away

    Replacement of window with door and replacement of door with bi-folding doors to rear elevation; installation of new window to side elevation

    Granted Full applications Windows or glazing

  • Interphone House, 12 - 22 Herga Road, Harrow, HA3 5AS

    P/3792/18/PRIOR Submitted 20 Aug 2018 50 yards away

    Conversion of offices (class b1a) to 31 self-contained flats (class c3) (prior approval of transport & highways impacts of the development contamination and flooding risks on the site and impacts of noise from commercial premises on the intended occupiers

    Granted Prior approval New dwelling 28 docs

  • Interphone Ltd, Interphone House, 12 - 22 Herga Road, Wealdstone, Harrow, HA3 5AS

    PL/0585/24 Submitted 5 Mar 2024 50 yards away

    Details pursuant to Condition 4 (surface water attenuation and disposal); Condition 5 (foul water disposal); Condition 7 (landscaping and surface materials); Condition 10 (materials) and Condition 12 (Biodiversity Enhancement) attached to planning permission P/3539/22 Dated 2.2.2024 for Creation of additional two storeys (to create five storey building) comprising of eight self contained flats (5 X 1 bed and 3 X 2 bed); bin and cycle stores; external alterations

    Refused Conditions New dwelling

In Harrow

  • PL/1797/26 Status unknown

    61 Uppingham Avenue, Stanmore, Harrow, HA7 2JB

    Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metres high to the eaves

    Received 2 Jul, published by the council 12 Aug 2026 Prior approval
  • PL/1793/26 Status unknown

    36 Hinkler Road, Kenton, Harrow, HA3 9AU

    Single storey rear extension: 6.00 metres deep, 3.38 metres maximum height and 2.75 metres high to the eaves

    Received 1 Jul, published by the council 12 Aug 2026 Prior approval
  • PL/1792/26 Status unknown

    3 Monro Gardens, Harrow Weald, Harrow, HA3 6HH

    Single storey rear extension: 6.50 metres deep, 3.20 metres maximum height and 3.00 metres high to the eaves

    Received 1 Jul, published by the council 12 Aug 2026 Prior approval
  • PL/1794/26 Status unknown

    65 Dean Drive, Edgware, Stanmore, Harrow, HA7 1HB

    Single storey rear extension: 5.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves

    Received 1 Jul, published by the council 12 Aug 2026 Prior approval
  • PL/1749/26 Status unknown

    22 Hazelwood Close, Harrow, HA2 6HD

    Single storey rear extension: 4.50 metres deep, 3.00 metres maximum height and 2.80 metres high to the eaves

    Received 29 Jun, published by the council 12 Aug 2026 Prior approval