4 Hatherleigh Close London NW7 1HZ Data via plota.co.uk

26/2826/192 - Proposed Lawful Development Certificate Pending

Extensions & alterations

Proposal

Roof extension involving rear dormer window and 3no. front facing rooflights Data via plota.co.uk

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View original council record ↗

Application progress

✓

Received

30 Jul 2026

✓

Validated

5 Aug 2026

Decision

Awaiting decision

This application is under consideration - no decision has been issued yet.

Documents 5

Plans & drawings 4

PDF EXISTING Drawing · 30 Jul 2026 View ↗ PDF PROPOSED FLOOR PLANS Drawing · 30 Jul 2026 View ↗ PDF PROPOSED ELEVATIONS/SECTION Drawing · 30 Jul 2026 View ↗ PDF THE LOCATION PLAN Site Location Plan · 30 Jul 2026 View ↗

Application forms 1

PDF APPLICATION FORM - WITHOUT PERSONAL DATA Application Form · 30 Jul 2026 View ↗

All documents on the council site ↗

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Important details

Council: Barnet
Application type: Proposed Lawful Development Certificate
Postcode: NW7 1HZ
Received: 30 Jul 2026
Validated: 5 Aug 2026
Ward: Mill Hill
Case officer: Show
Target decision: 30 Sept 2026
Applicant: Show
Agent: UKSmartBuild.com Ltd

Public comments

No public comments yet.

Last counted 16 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference: PP-15105954

Barnet

Planning Authority Score

#90 of 296 councils

Relevant to this application:

Householder decisions

Barnet is faster than most councils at deciding householder applications, ranking #42 out of 296. Only 25% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Barnet is also one of the strictest councils - it refuses more householder applications than almost any other, with only 82% approved vs 90% nationally.

One of the strictest councils

only 82% approved vs 90% nationally

These figures are council-wide context, not a prediction for this application. View full council performance

Barnet decision performance

Based on MHCLG data, the year to March 2026

75%

Overall approval rate

Below avg (87%) #285 of 296

82%

Householder approved

Below avg (90%) #264 of 296

79%

Decided in 8 weeks

Above avg (63%) #42 of 296

25%

Extended time limit

Below avg (41%) #29 of 296

55%

Minor dwellings approved

319 decided (1-9 homes)

90%

Major dwellings approved

21 decided (10+ homes)

41%

Change of use approved

132 decided

2,541

Total decisions

625 refused in the year to March 2026