Planning application
Land At 137 London Road Knebworth Hertfordshire
Works: Loft or dormer Windows or glazing
Decided. The decision notice on the council portal carries the outcome in full, including any conditions.
Proposal
Revisions to external fenestration including window sizes, omitting 4no front windows and 2no side windows, and addition of 2no rear facing velux windows (as non material amendment to planning permission 20/01526/FP granted on 25.09.2020)
As published by the council, reference 21/01651/NMA
Application record
- Reference
- 21/01651/NMA
- Type
- Non-Material Amendment
- Status
- Decided
- Decision
- Agreed
- Received
- 24 May 2021
- Validated
- 24 May 2021
- Decided
- 10 Jun 2021
- Ward
- Knebworth Ward Historic
- Parish
- Knebworth Parish Council
- Decision by
- Delegated
Site history
Applications at this address on the North Hertfordshire register
This site has had 6 applications since 2021: 5 approved, 0 refused.
-
21/01756/DOC Granted
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 13 (Construction Management Plan) as attached to Planning Application 20/01526/FP granted on 25.09.2020
-
21/01757/DOC Granted
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 14 (Cycle Parking) as attached to Planning Application 20/01526/FP granted on 25.09.2020
-
21/01668/DOC Granted
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 3 (Noise Assessment) as attached to Planning Application 20/01526/FP granted on 25.09.2020
-
21/01754/DOC Granted
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 4 (Noise Survey) as attached to Planning Application 20/01526/FP granted on 25.09.2020
-
21/01755/DOC Granted
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 7 (External Lighting) as attached to Planning Application 20/01526/FP granted on 25.09.2020
Timeline
Dates from the published record
-
24 May 2021
Received by North Hertfordshire
-
10 Jun 2021
Decision issued: Agreed
-
9 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
5 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 documentsAfter the decision
North Hertfordshire 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 amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 13 (Construction Management Plan) as attached to Planning Application 20/01526/FP granted on 25.09.2020
Granted Conditions 2 docs -
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 14 (Cycle Parking) as attached to Planning Application 20/01526/FP granted on 25.09.2020
Granted Conditions 3 docs -
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 3 (Noise Assessment) as attached to Planning Application 20/01526/FP granted on 25.09.2020
Granted Conditions 4 docs -
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 4 (Noise Survey) as attached to Planning Application 20/01526/FP granted on 25.09.2020
Granted Conditions 3 docs -
Land At 137 London Road Knebworth Hertfordshire
Discharge of Condition 7 (External Lighting) as attached to Planning Application 20/01526/FP granted on 25.09.2020
Granted Conditions 3 docs -
127 London Road Knebworth Hertfordshire SG3 6EX
First floor front extension to existing apartment over retail unit (as amended by plans received 20/02/23)
Granted Full applications Extension 10 docs
Other amendment applications
In North Hertfordshire
-
26/02438/NMA Awaiting decision
Starwood House Avenue One Letchworth Garden City Hertfordshire SG6 2HB
Minor amendments (as non-material amendment to planning permission 25/01196/FP granted on 22.01.2026).
-
26/02295/NMA Decided
Odsey Barn 8 North End Kelshall Royston Hertfordshire SG8 9SD
Front window sill level lowered, pitched glass roof conservatory roof changed to flat parapet roof and glazing reduced to conservatory and removal of projecting cladding fins as illustrated on drawings 087_23 Rev A and 087_24 Rev A as Non Material Amendment to Reserved Matters application 23/01574/RM granted 01.12.2023
-
26/02403/NMA Decided
5 Oaktree Close Letchworth Garden City Hertfordshire SG6 3XY
Installation of doors and windows to proposed shed, installation of solar panels on rear elevation and installation of EV charger to front elevation (as non-material amendment to planning permission reference 26/00326/FPH granted on 01.04.2026).
-
26/02258/NMA Refused
Land On The North Side Of Pirton Road Holwell Hertfordshire SG5 3SN
Omission of the decorative chimney stacks and brick soldier course detailing shown on the approved elevations to Plots 3, 4, 5 and 6 (as Non-Material Amendment of planning permission 24/01620/S73 granted 03.09.2024)
-
26/02352/NMA Awaiting decision
11 Kingswood Avenue Hitchin Hertfordshire SG4 0PA
Minor alterations to the position, size and arrangement of window and door openings, including revisions to the front and side elevations, together with associated minor internal layout changes. The overall scale, footprint, height, roof form and general appearance of the approved dwelling remain unchanged (as non-material amendment to planning permission reference 26/00109/FP granted on appeal on 03.09.2026).