31 Windmill Lane Bushey Heath Bushey Hertfordshire WD23 1NQ Data via plota.co.uk

26/0546/CLP - Certificate Proposed Lawful Use/Dev Approved
Extensions & alterations

Proposal

Conversion of loft to habitable space including rear dormer and 2x front roof lights. Certificate of lawful development (Proposed). Data via plota.co.uk

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View original council record ↗

Application progress

✓
Received
23 Apr 2026
✓
Validated
29 Apr 2026
✓
Approved
23 Jun 2026

Approved on 23 Jun 2026 · Delegated Decision · Last checked 5 Jul 2026

Documents 4

Decision & officer reports 2

PDF Delegated report Delegated Report · 23 Jun 2026 View ↗ PDF Decision Decision · 23 Jun 2026 View ↗

Plans & drawings 1

PDF Existing and proposed plans and elevations Drawing/Plans · 23 Apr 2026 View ↗

Application forms 1

PDF Application form redacted Application Form · 23 Apr 2026 View ↗

All documents on the council site ↗

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Important details

Council
Hertsmere
Application type
Certificate Proposed Lawful Use/Dev
Postcode
WD23 1NQ
Received
23 Apr 2026
Validated
29 Apr 2026
Ward
Bushey Heath
Parish
No Parish
Case officer
Track to view
Target decision
24 Jun 2026
Decision
Grant Lawful Certificate (Proposed Dev)
Decision date
23 Jun 2026
Decision level
Delegated Decision
Applicant
Track to view
Agent
ELA design

Consultation & key dates

Alt. reference
PLANDA PORTAL PLP-00001958
Env. assessment
No

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
47 Windmill Lane Bushey Heath Bushey Hertfordshire WD23 1NQ
Construction of part single, part two storey front and side extension with pitched hipped…
25/0299/HSE
2025 Approved
47 Windmill Lane Bushey Heath Bushey Hertfordshire WD23 1NQ
Construction of part single, part two storey front and side extension with pitched hipped…
25/0299/HSE
2024 Approved
47 Windmill Lane Bushey Heath Bushey Hertfordshire WD23 1NQ
Construction of first floor rear extension with associated roof alterations and alteratio…
24/1392/HSE
2024 Refused
47 Windmill Lane Bushey Heath Bushey Hertfordshire WD23 1NQ
Construction of part single, part two storey front extension with pitched roof and associ…
24/0667/HSE
2022 Approved
1 Windmill Street Bushey Heath Bushey Hertfordshire WD23 1NB
Demolition of existing conservatory, construction of part single, part two storey side ex…
22/0769/HSE
2022 Approved
1 Windmill Street Bushey Heath Bushey Hertfordshire WD23 1NB
Demolition of existing conservatory, construction of part single, part two storey side ex…
22/0769/HSE
2021 Approved
38 Rutherford Way Bushey Heath Hertfordshire WD23 1NJ
Construction of single storey rear extension. Depth 5m, Height 3.5m, Eaves 3m
21/0771/PD42
2021 Approved
38 Rutherford Way Bushey Heath Hertfordshire WD23 1NJ
Construction of single storey rear extension. Depth 5m, Height 3.5m, Eaves 3m
21/0771/PD42
2021 Approved
41 Windmill Lane Bushey Heath Hertfordshire WD23 1NQ
Single storey rear extension with roof lantern
21/0333/HSE
2021 Approved
41 Windmill Lane Bushey Heath Hertfordshire WD23 1NQ
Single storey rear extension with roof lantern
21/0333/HSE
2021 Approved
1 Trundlers Way Bushey Heath Hertfordshire WD23 1GW
Removal of existing front window and insertion of second front entrance to access home of…
21/0214/HSE
2021 Approved
1 Trundlers Way Bushey Heath Hertfordshire WD23 1GW
Removal of existing front window and insertion of second front entrance to access home of…
21/0214/HSE
2021 Approved
1 Windmill Lane Bushey Heath Hertfordshire WD23 1NQ
Construction of single storey rear extension: Depth 6m, Height 4m, Eaves 3m
21/0264/PD42
2021 Approved
1 Windmill Lane Bushey Heath Hertfordshire WD23 1NQ
Construction of single storey rear extension: Depth 6m, Height 4m, Eaves 3m
21/0264/PD42
2020 Approved
58 Rutherford Way Bushey Heath Hertfordshire WD23 1NJ
Construction of a single storey rear extension. Depth 4m Height 3.2m Eaves 3m
20/1414/PD42
2020 Approved
58 Rutherford Way Bushey Heath Hertfordshire WD23 1NJ
Construction of a single storey rear extension. Depth 4m Height 3.2m Eaves 3m
20/1414/PD42
2019 Approved
13 Windmill Lane Bushey Heath Hertfordshire WD23 1NQ
Single storey rear extension Depth: 4m Height: 3.63m Eaves: 2.70m
19/1978/PD42
2018 Approved
42 Rutherford Way Bushey Heath Hertfordshire WD23 1NJ
Single storey rear extension, part single part 2 storey side extension, conversion of lof…
18/0095/HSE
2018 Approved
46 Rutherford Way Bushey Heath Hertfordshire WD23 1NJ
Single storey rear extension Depth - 6mHeight - 3mEaves - 3m
18/0078/PD42
2017 Approved
Surgery Rutherford Way Bushey Heath Hertfordshire WD23 1NJ
T1 - Chestnut x 1 / Ash x 1 (rooted in 'Powis Court') - Crown lift to create a 3.00m sepe…
17/0959/TPO
2016 Approved
Land Rear Of 21-25 Windmill Lane Bushey Heath Hertfordshire
Erection of detached 3 bed dwelling (accessed via Trundlers Way) to include habitable lof…
16/1847/FUL
2016 Approved
Land Rear Of 21-25 Windmill Lane Bushey Heath Hertfordshire
Erection of detached 3 bed dwelling (accessed via Trundlers Way) to include habitable lof…
16/1847/FUL
2025 Approved
47 Windmill Lane Bushey Heath Bushey Hertfordshire WD23 1NQ
Application for approval of details reserved by conditions 2 (materials) of planning perm…
25/1771/DOC
2025 Approved
47 Windmill Lane Bushey Heath Bushey Hertfordshire WD23 1NQ
Application for approval of details reserved by conditions 2 (materials) of planning perm…
25/1771/DOC
2024 Approved
58 Rutherford Way Bushey Heath Bushey Hertfordshire WD23 1NJ
Conversion of loft to habitable space to include rear dormer and insertion of 2x front ro…
24/0559/CLP
Hertsmere
Planning Authority Score
3.2/10
Poor
#230 of 292 councils
Relevant to this application:
Householder decisions

Hertsmere is slower than most councils at deciding householder applications, ranking #240 out of 292. The council extends the time limit on 55% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).

Frequently extends decision deadlines
expect longer than the statutory limit
These figures are council-wide context, not a prediction for this application. View full council performance
Hertsmere decision performance
Based on MHCLG data, 2025
93%
Overall approval rate
Above avg (87%) #61 of 292
94%
Householder approved
Above avg (90%) #107 of 292
49%
Decided in 8 weeks
Below avg (64%) #240 of 292
55%
Extended time limit
Above avg (40%) #251 of 292
84%
Minor dwellings approved
102 decided (1-9 homes)
75%
Major dwellings approved
8 decided (10+ homes)
88%
Change of use approved
25 decided
749
Total decisions
56 refused in 2025
Source: MHCLG planning statistics · See full council rankings