Understanding planning · 13 min read
Planning application documents: what to read first
Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.
England · Local authority
Three Rivers District Council
Planning applications.
Explore collected planning applications and decisions for Three Rivers District Council. Search an address, application reference or proposal to find a record.
Collected application statistics
Collected records · All available dates1,400Searchable applications
256Recorded as pending
86%Approval rate · 713 approved or refused records
103Refused applications
610 approved · 103 refused · 54 withdrawn. Received dates in our records: 19 Oct 2022 to 22 Sept 2026. Most recent record check: 28 Sept 2026. Counts reflect the last collected status; some records may be out of date.
Local planning information
Council sources checked 14 Sept 2026Planning information PlanningLocal plan Stephen Giles-Medhurst OBEPre-application advice Pre-application adviceConservation areas Protected trees
Council contacts
- Planning enquiriesenquiries@threerivers.gov.ukCouncil source
- Planning enquiriesenquireplan@threerivers.gov.ukCouncil source
- General council enquiriesplanning.enforcement@threerivers.gov.ukCouncil source
Contact details were found on council pages. Check the source for opening hours and which enquiries the service handles.
Conservation areas and Article 4 directions
Explore published planning boundaries and follow their source records for designation details. Coverage varies: an empty map does not mean there are no restrictions. Check the council’s current maps and documents before relying on a boundary.
Conservation areas18 mapped area records
Article 4 direction areasNo boundary records available in this collection
Interactive planning map loads with JavaScript. Dataset sources are linked below.
Download Article 4 coverage for all authorities (CSV)
Data downloaded 14 Sept 2026. Display boundaries are simplified and indicative. Map record counts are not a complete count of designations or directions.
Sources: Planning Data conservation areas and Article 4 direction areas. Contains public sector information licensed under the Open Government Licence v3.0.
More application records
- Decided26/0718/FUL
Construction of single storey side extension
2 St Georges Drive Carpenders Park Watford Hertfordshire WD19 5HB
Received 1 May 2026 - Decided26/0719/DIS
Discharge of condition 25 (SuDS - Management and Maintenance Plan - Phases 3, 5 and 8) pursuant to planning permission 25/1308/FUL
Warner Bros. Studios Leavesden Warner Drive Watford Hertfordshire WD25 7LP
Received 1 May 2026 - Decided26/0720/FUL
Loft conversion including increase in ridge height, hip to gable extension with rear dormer including Juliet Balcony and front rooflights
87 Compton Place Carpenders Park Watford Hertfordshire WD19 5HF
Received 1 May 2026 - Decided26/0721/PDE
Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 3.15 metres, maximum eaves height 3.00 metres)
45 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3DS
Received 5 May 2026 - Pending Consideration26/0722/FUL
Construction of two storey side and front extension, loft conversion including front and rear dormer windows, internal alterations and alterations to fenestration including rear juliet balcony and relocation of entrance door
Oakdene Chess Lane Loudwater Rickmansworth Hertfordshire WD3 4HR
Received 5 May 2026 - Decided26/0724/CLED
Certificate of Lawfulness Existing Use: Use of annexe as a separate dwelling
70 The Mead Carpenders Park Watford Hertfordshire WD19 5BU
Received 5 May 2026 - Unknown26/0725/TPO
The tree is a very large Sycamore tree - it is located up the far end of the garden adjacent to the wall which it is knocking down. We would like to cut it down to ground level.
65 Nightingale Road Rickmansworth Hertfordshire WD3 7BU
Received 5 May 2026 - Decided26/0726/FUL
Construction of single storey side annexe extension
2 Fulford Grove South Oxhey Watford Hertfordshire WD19 7QG
Received 6 May 2026 - Decided26/0727/FUL
Construction of single storey rear extension
139 Tudor Way Mill End Rickmansworth Hertfordshire WD3 7HN
Received 6 May 2026 - Awaiting decision26/0728/FUL
Construction of single-storey front extension, conversion of garage into habitable accommodation, extension of driveway
69 Sycamore Road Croxley Green Rickmansworth Hertfordshire WD3 3TE
Received 6 May 2026 - Decided26/0729/FUL
Demolition of existing garage and single storey side extension; construction of single storey front, side and rear extension
174 Prestwick Road South Oxhey Watford Hertfordshire WD19 6LE
Received 6 May 2026 - Unknown26/0730/DDD
*****5 DAY NOTICE****** Tree Number - T1Tree Type - Cherry (Prunus avium) Approx. Diameter at 1.5m - 0.3m Approx. Height - 6mApprox. Crown Spread Diameter - 3mLocation - See map Service - Section dismantleWork Required - Section dismantle tree to near ground levelReason - Tree is dead( turkey tails present on stem) and within striking distance of targets Priority Code - U
1 Grosvenor Square Kings Langley Hertfordshire WD4 8ND
Received 6 May 2026 - Unknown26/0731/DDD
Fallen Oak Tree
19 Shire Lane Chorleywood Rickmansworth Hertfordshire WD3 5NQ
Received 1 May 2026 - Unknown26/0732/TCA
Tree Number - T1 Tree Type - Eucalyptus Approx. Diameter at 1.5m - 0.6m Approx. Height - 19m Approx. Crown Spread Diameter - 16mLocation - See mapService - Crown ReductionWork Required - Reduce height by up to 6m and lateral spread on all sides by up to 4mReason - As per recommendation / to manage and contain the overall size of the tree, limbs are become over extended over clients and neighbouring properties and given the proximity to them reduction is recommended to help prevent future failures
39 Bedford Road Moor Park Northwood Hertfordshire HA6 2AX
Received 6 May 2026 - Decided26/0733/FUL
Construction of single storey rear extension
30 Bramshaw Gardens South Oxhey Watford Hertfordshire WD19 6XP
Received 6 May 2026 - Decided26/0734/FUL
Demolition of existing dwelling and construction of replacement two storey detached dwelling with associated parking and landscaping works, external materials including timber cladding
Lambscroft Berry Lane Chorleywood Rickmansworth Hertfordshire WD3 5ET
Received 7 May 2026 - Decided26/0735/RSP
Variation of Condition 1 (Plans), Condition 4 (Landscaping) and Condition 5 (Boundary Treatments) pursuant to planning permission 20/2117/RSP to allow front landscaping alterations, and front and side boundary treatments including brick wall and piers
67 Kewferry Road Northwood HA6 2PQ
Received 7 May 2026 - Decided26/0736/CLPD
Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with rear juliet dormer and window, front rooflights, side window
45 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3DS
Received 7 May 2026 - Decided26/0737/DIS
Discharge of Condition 4(Materials) and 9(Hard and Soft landscaping) pursuant to planning permission 25/1707/FUL
Hillthorpe Sarratt Lane Loudwater Rickmansworth Hertfordshire WD3 4AZ
Received 7 May 2026 - Decided26/0738/FUL
Loft conversion including demolition of existing roof and construction of new hipped roof with increased ridge height, crown roof, and rear dormer windows; installation of rooflights; and internal alterations
Silver Birches Park Avenue Chorleywood Rickmansworth Hertfordshire WD3 5DU
Received 7 May 2026 - Decided26/0739/CLED
Certificate of Lawfulness Existing Development: Construction of single storey rear extension and single storey side extension, hip to gable end and loft conversion, including rear dormer and front/side rooflights
Foyers Flaunden Lane Belsize Rickmansworth Hertfordshire WD3 4NS
Received 7 May 2026 - Decided26/0740/FUL
Installation of air source heat pump
44 Berry Lane Mill End Rickmansworth Hertfordshire WD3 4DD
Received 7 May 2026 - Awaiting decision26/0741/TCA
Tree location - car park area T1 - Approx. H17 S15 70DBH Acer saccharinumCrown reduce height and sides by 3-4m Thin 15% Deadwood Lift 5m T2 - Approx. H5 S3 20DBH Sorbus (dead) Fell as close as possible to ground level T4 - Approx. H6 S4 20DBH Sorbus Selectively reduce laterals by 0.5-1m to form a balanced canopy. Height to be retained at its present level. Lift 3m
Warwick Court Solesbridge Lane Chorleywood Hertfordshire
Received 7 May 2026 - Unknown26/0742/TCA
G1 Beech reduce x 4 trees by up to 2m in height and width back to viable growth points to maintain healthy structure. X1 tree remove 3 lowest limbs as no viable growth point and to reduce encroachment. T1 Beech reduce lateral growth roadside by up to 3m to bring canopy in line with neighbouring tree and improve balance/long term stability.
Kinsale Dog Kennel Lane Chorleywood Rickmansworth Hertfordshire WD3 5EE
Received 8 May 2026
Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.
View all applicationsResearching a proposal in Three Rivers District Council
Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.
How to search planning applicationsGuides to planning records
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Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.
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What these statistics cover
These figures describe applications collected by PlanningTrack for Three Rivers District Council, across all dates currently available. They are a partial dataset, rather than an authority-wide performance measure. The date range does not establish continuous historical coverage.
The approval percentage is approved records divided by approved plus refused records. Pending, withdrawn and unknown outcomes are excluded. No percentage is shown until there is an approved or refused record.
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