Planning application
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Works: Extension
Relates to 25/0743/RSP
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Non material amendment to planning permission 25/0743/RSP (prefabricated 'portacabins' for use as a school in association with on site filming activities for a temporary period) to allow for extension to second floor and addition of third floor.
As published by the council, reference 26/0599/NMA
Application record
- Reference
- 26/0599/NMA
- Type
- Non Material Amendments
- Status
- Decided
- Decision
- approved
- Received
- 15 Apr 2026
- Validated
- 15 Apr 2026
- Decided
- 30 Apr 2026
- Ward
- Leavesden
- Parish
- Abbots Langley Parish Council
- Decision by
- Delegated Decision
- Postcode
- WD25 7LP
Site history
Applications at this address on the Three Rivers register
This site has had 23 applications since 2020: 12 approved, 0 refused.
-
26/1390/NAC Awaiting decision
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Neighbouring Authority Consultation: Part retrospective application for existing and extension of the acoustic timber fence on Backlot 2.
-
26/1298/FUL Awaiting decision
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Retention and extension of the existing acoustic timber fence on Backlot 2.
-
26/1089/NMA Decided
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Non-material amendment pursuant to planning permission 25/1308/FUL to allow alterations to Building 18 including alterations to fenestration detail, new canopy element and provision of a mezzanine level.
-
26/0963/FUL Decided
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Extensions to temporary school building in association with on-site filming activities.
-
26/0789/NMA Decided
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Non-material amendment pursuant to planning permission 25/1545/FUL to allow Erection of 2no. access ladders and a change to the placement of the proposed signage.
-
26/0781/NAC Granted
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Neighbouring Authority Consultation: Watford Borough Council - Details submitted for Condition 23 (partial discharge phase 1 Surface Water Drainage) pursuant to planning permission 23/01023/VARM
-
26/0719/DIS Decided
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Discharge of condition 25 (SuDS - Management and Maintenance Plan - Phases 3, 5 and 8) pursuant to planning permission 25/1308/FUL
-
26/0151/FUL Awaiting decision
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Removal of condition 13 (M25 Junction 21a Improvements) of planning permission 25/1308/FUL
-
25/2006/DIS Decided
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Discharge of Conditions 4 (Drainage - Construction Drawings and Details) and 5 (SuDS Management and Maintenance) pursuant to planning permission 25/1503/RSP
-
25/1983/DIS Decided
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Discharge of Condition 12 (Travel Plan) pursuant to planning permission 25/1308/FUL
Timeline
Dates from the published record
-
15 Apr 2026
Received by Three Rivers
-
30 Apr 2026
Decision issued: approved
-
19 Aug 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
-
25/0743/RSP Granted
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Part Retrospective: Temporary use of land for the siting of prefabricated 'portacabins' for use as a school in association with on site filming activities, together with associated infrastructure.
Documents
Plans, drawings, consultee responses and the officer's report
7 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Three Rivers granted permission on 30 April 2026, 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 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 500 metres
-
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Discharge of Conditions 4 (Drainage - Construction Drawings and Details) and 5 (SuDS Management and Maintenance) pursuant to planning permission 25/1503/RSP
Decided Conditions 7 docs -
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Extension of the existing Post Room and associated ancillary works
Granted Full applications Extension 15 docs -
69 Offord Grove Leavesden Watford Hertfordshire WD25 7NF
Confirmation of compliance with conditions pursuant to 10/2230/OUT 'Outline Application: For the construction of up to 425 dwellings, flexible mixed use centre comprising 2,350 sqm of A1, A2, A3, A5 and D1 uses, hotel (8,500 sqm), and associated parking, means of access and associated infrastructure works and use of agricultural land (The Horse field) and the former Furtherfield tip for public open space. (Matters reserved: Appearance, Landscaping, Layout and Scale)'
Decided Conditions 2 docsMajor scheme -
61 Offord Grove Leavesden Hertfordshire WD25 7NF
Single storey rear extension
Granted Full applications Extension 10 docsSmall domestic -
59 Offord Grove Leavesden Hertfordshire WD25 7NF
Single storey rear extension.
Granted Full applications Extension 9 docsSmall domestic -
Other amendment applications
In Three Rivers
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26/1353/NMA Awaiting decision
Langleybury House And Film Center Langleybury Lane Langleybury Hertfordshire WD4 8RW
Non Material Amendment to planning permission 22/1945/FUL to vary the wording of Condition 69 (Phasing)
-
26/0704/RSP Granted
48 Oakleigh Drive Croxley Green Rickmansworth Hertfordshire WD3 3EF
Part Retrospective: Erection of rear dormer window and raised patio including privacy screen
-
26/1230/NMA Awaiting decision
Beaufort Court Egg Farm Lane Kings Langley Hertfordshire WD4 8LR
Non Material Amendments to planning permission 24/1751/RSP to allow separate work on the coach house and crop store (Condition 4)
-
25/0488/RSP Granted
Scotsbridge House Scots Hill Croxley Green Rickmansworth Hertfordshire WD3 3BB
Part Retrospective: Demolition of offices and erection of new development of 59 flats with associated parking and external landscaping
-
25/1831/RSP Refused
Little Lily Toms Lane Kings Langley Hertfordshire WD4 8NJ
Part Retrospective: Change of use of land for the stationing of caravans for residential purposes for 5 no. gypsy pitches (10 statics) including formation of hardstanding and landscaping