Planning application
3A Dorset Road Ashford TW15 3BZ
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Prior Approval Notification for a single storey rear extension extending 8 metres beyond the rear wall of the original dwellinghouse, with a maximum height of 3 metres and eaves height of 2.81 metres. (As shown on plans AH735 01, AH735 02, AH735 03 received 25.11.2025)
As published by the council, reference 25/01416/PDH
Application record
- Reference
- 25/01416/PDH
- Type
- PD Householder Prior Approval
- Status
- Decided (Prior Approval not required)
- Decision
- Granted As published: Prior Approval Not Required
- Received
- 25 Nov 2025
- Validated
- 26 Nov 2025
- Decided
- 19 Dec 2025
- Ward
- Ashford North And Stanwell South
- Parish
- Staines South And Ashford West ED
- Decision by
- Delegated Decision
- Postcode
- TW15 3BZ
Site history
Applications at this address on the Spelthorne register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
26/00212/HOU Granted
3A Dorset Road Ashford TW15 3BZ
Front porch extension with associated front door relocation. Garage conversion into habitable space. Changes to fenestration. Erection of outbuilding in rear garden. (part retrospective)
Timeline
Dates from the published record
-
25 Nov 2025
Received by Spelthorne
-
26 Nov 2025
Validated
Checked as complete and ready for consideration.
-
19 Dec 2025
Decision issued: Prior Approval Not Required
-
11 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
AH ARCHITECTURE Agent, an architecture practice
106 applications on PlanIndex · across 16 councils · 60% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
11 documents on file for this application
- PNPDHZ PDH PRIOR APPROVAL NOT REQUIRED
- DELEGATED REPORT UPDATED 24.6.20
- ACK PD HOUSEHOLDER PRIOR APPROVAL
- APPLICATIONFORMREDACTED
- FEECALCULATION
- ATTACHMENTSUMMARY
- LOCATION PLAN
- EXISTING PROPOSED BLOCK PLAN
- PROPOSED FLOOR PLANS & ELEVATIONS
- EXISTING ELEVATIONS
- EXISTING FLOOR PLANS
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this grant of permission means
Spelthorne granted permission on 19 December 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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
-
3A Dorset Road Ashford TW15 3BZ
Front porch extension with associated front door relocation. Garage conversion into habitable space. Changes to fenestration. Erection of outbuilding in rear garden. (part retrospective)
Granted Householder Extension Windows or glazing 41 docsSmall domestic -
34 Cumberland Road Ashford TW15 3BX
89% historically approved · decision due ~11 Nov
Erection of a first floor rear extension and new flat roof on existing ground floor rear protrusion
Awaiting decision Householder ExtensionDomestic -
10 Dorset Road Ashford TW15 3BY
Certificate of Lawfulness for the proposed loft conversion, facilitated by a hip to gable extension and a rear dormer. Insertion of 3 no. rooflights on the front roof slope.
Refused Lawful development Extension Loft or dormer 11 docs -
14 Cumberland Road Ashford TW15 3BX
Addition of pitched roof to existing garage and other external alterations to create separation unit of accommodation.
Withdrawn Householder 7 docsDomestic -
18 Dorset Road Ashford TW15 3BY
Certificate of Lawfulness for proposed development of a single storey rear extension following the demolition of the existing conservatory.
Granted Lawful development Extension Demolition 10 docsSmall domestic -
15 Dorset Road Ashford TW15 3BZ
Certificate of lawfulness for proposed flat roof dormer to side roof slope of existing bungalow
Granted Lawful development Loft or dormer 7 docs
Other prior approval applications
In Spelthorne
-
26/00488/PDH Granted
94 Spelthorne Lane Ashford TW15 1UH
Amended Description: Prior Approval Notification for a single storey rear extension extending 4.0 metres beyond the rear wall of the original house, with a maximum height of 3.37 metres and a height of 2.82 metres to the eaves (As shown on plans: Location Plan received 13.05.2026 and BAL-1913 1R rev 01; 2R rev 01; 3R rev 01; 4R rev 01; 5R rev 01 received 24.06.2026)
-
26/00533/PDH Granted
141 Elizabeth Avenue Laleham Staines-upon-Thames TW18 1JN
Prior Approval Notification for a single storey rear extension extending 5.0 metres beyond the rear wall of the original house, with a maximum height of 2.94 metres and a height of 2.79 metres to the eaves (As shown on plans: 2623_1; 2; 3; 4; 5; 6 received 21.05.2026)
-
26/00527/PDH Granted
27 Jessiman Terrace Shepperton TW17 0BQ
Prior Approval Notification for a single storey rear extension extending 6.0 metres beyond the rear wall of the original house, with a maximum height of 3.0 metres and a height of 2.9 metres to the eaves (As shown on plans: PL01; 02; 03; 05; 06; 07; 08; 09; 10 received 20.05.2026)
-
26/00462/PDH Granted
52 Avondale Road Ashford TW15 3HT
Prior Approval Notification for a single storey rear extension extending 6.0 metres beyond the rear wall of the original house, with a maximum height of 3.4 metres and a height of 2.9 metres to the eaves (As shown on plans: 52 001 and Location Plan received 05.05.2026)
-
26/00479/PDH Granted
24 Osborne Avenue Stanwell Staines-upon-Thames TW19 7AF
Prior Approval Notification for a single storey rear extension extending 6 metres beyond the rear wall of the original dwellinghouse with a maximum height of 3 metres and eaves height of 2.77 metres. (As shown on plans 2039.A2.PL01 REV A and 2039.A2.PL04, received 21.05.2026)