Planning application
309 Halfway Street Sidcup Kent DA15 8DP
Works: Extension Loft or dormer
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Lawful Development Certificate (Proposed) for the conversion of roof space involving alterations to existing roofline including a rear dormer extension and rooflights to front roofslope.
As published by the council, reference 26/00351/LDCP
Application record
- Reference
- 26/00351/LDCP
- Type
- Lawful Development Certificate-Proposed
- Status
- With Case Officer
- Received
- 20 Feb 2026
- Validated
- 20 Feb 2026
- Ward
- BLACKFEN & LAMORBEY
- Decision by
- Delegated
- Postcode
- DA15 8DP
Site history
Applications at this address on the Bexley register
This site has had 2 applications since 2025.
-
25/01004/FUL01 Awaiting decision
309 Halfway Street Sidcup Kent DA15 8DP
Application to approve details of condition 3 (Materials), 4 (Vehicle Crossover), 5 (Sustainable Design Measures), 6 (Water Drainage), 7 (CMP), 8 (Parking), 13 (Bird Box) and 15 (Building Regs) pursuant to application 25/01004/FUL for Erection of an attached two storey dwelling with refuse storage and parking to the rear including the conversion of the existing hipped roof to gable roof and demolition of an existing garage in the rear garden of the property.
Timeline
Dates from the published record
-
20 Feb 2026
Received by Bexley
-
25 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 17 April 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Bexley took a median of 56 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
10 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 documentsWhat happens while it is decided
This application is with Bexley for determination, against a statutory target of eight weeks. Over the last year Bexley decided lawful development applications in a median of 56 days. More in our guide to how long planning decisions take.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
309 Halfway Street Sidcup Kent DA15 8DP
95% historically approved · decision due ~3 Dec
Application to approve details of condition 3 (Materials), 4 (Vehicle Crossover), 5 (Sustainable Design Measures), 6 (Water Drainage), 7 (CMP), 8 (Parking), 13 (Bird Box) and 15 (Building Regs) pursuant to application 25/01004/FUL for Erection of an attached two storey dwelling with refuse storage and parking to the rear including the conversion of the existing hipped roof to gable roof and demolition of an existing garage in the rear garden of the property.
Awaiting decision Conditions Demolition 20 docsDomestic -
2 Forest Way Sidcup Kent DA15 8DR
91% historically approved · decision due ~13 Oct
Erection of a part one, part two storey side / rear extension following demolition of the existing rear extension and conversion of roof space involving alterations to existing roofline, including a hip to gable enlargement, a rear dormer extension and rooflights to front roofslope.
Awaiting decision Full applications Extension Loft or dormer +1 -
11 CROYDE CLOSE, SIDCUP, LONDON, DA15 8DU
Construction of a two storey side extension, part one/part two storey rear extension, front porch and installation of nine rooflights
Refused Householder Extension Loft or dormer 9 docsSmall domestic -
5 CROYDE CLOSE, SIDCUP, LONDON, DA15 8DU
Demolition of conservatory and construction of a part two storey, part single storey rear extension comprising a wrap around including installation of a rooflight with associated works.
Granted Householder Extension Loft or dormer +1 11 docsSmall domestic -
Garages to the rear of, 2 Southspring, Avery Hill, DA15 8DX
An application submitted under Section 73 of the Town & Country Planning Act 1990 for a minor material amendment in connection with the planning permission 19/3932/F, dated 18/03/2020 for the "demolition of existing garages and construction of two, two storey dwelling houses (2 x 2 bed) (Use Class C3) and associated landscaping, amenity space, bin and cycle store and two parking spaces," to allow a change in the facing brick from a red multi-stock brick to Crest Titan multi-buff brick and the variation of condition 2 (approved plans) and 5 (materials)
Granted Amendments Demolition 18 docsDomestic -
12 SOUTHSPRING, AVERY HILL, LONDON, DA15 8DX
Submission of details pursuant discharge Condition 4 (Method Statement and Risk Assessment) for planning application 21/0052/F dated on 24/03/2021
Granted Conditions 5 docs
Other lawful development applications
In Bexley
-
26/01737/LDCP Awaiting decision
8 Haven Close Sidcup Kent DA14 5DY
Lawful Development Certificate (Proposed) for the conversion of roof space involving alterations to existing roofline, a rear dormer extension and rooflights to front roofslope.
-
26/01730/LDCP Awaiting decision
3 Garden Avenue Bexleyheath Kent DA7 4LH
Lawful Development Certificate (Proposed) for the erection of a mobile home ancillary to the main dwelling.
-
26/01254/LDCP Granted
31 Blackfen Road Sidcup Kent DA15 8QD
Lawful Development Certificate (Proposed) for the erection of a single storey detached outbuilding to rear garden.
-
26/01251/LDCP Granted
28 Sheridan Road Belvedere Kent DA17 5AR
Lawful Development Certificate (Proposed) for the conversion of roof space involving alterations to existing roofline, including a rear dormer extensions and rooflights to front roofslope.
-
26/01248/LDCP Granted
152 Howard Avenue Bexley Kent DA5 3AX
Lawful Development Certificate (Proposed) for the conversion of roof space including rear dormer extension and rooflights to front roof slope.