46 Portland Place London W1B 1NF

Pending 26/02183/CLEUD
Date received
31 Mar 2026
Date validated
31 Mar 2026
Postcode
W1B 1NF

Description

Confirmation on planning permission have been lawfully implemented by carrying out a material operation at the site, in accordance with the approved plans (Variation of condition 1 of planning permission dated 29 April 2016 (RN 14/12563/FULL) for the demolition of the rear extension to the building at lower ground, mezzanine, ground and first floor levels and rebuilding to include the creation of a terrace at rear first floor level. Excavation of additional basement levels and installation of plant at main roof and basement level all in association with the use of the property as a single family dwelling (Class C3) from RN 14/12563/FULL. NAMELY, to vary the approved drawings to enable additional excavation at basement levels, installation of photovoltaics at roof level, enlargement of the openings at ground and first floors, to change a window to a door to provide access to the terrace at rear first floor level and to alter the fenestration of the front elevation to the orangery with internal alterations at all floor levels)

Westminster
Planning Authority Score
3.7/10
Below average
#209 of 292 councils
Relevant to this application:
Householder decisions

Westminster is slower than most councils at deciding householder applications, ranking #227 out of 292. Only 27% of applications have the time limit extended, well below the 40% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 79% approved vs 90% nationally.

One of the strictest councils
only 79% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Westminster decision performance
Based on MHCLG data, 2025
86%
Overall approval rate
Below avg (87%) #200 of 292
79%
Householder approved
Below avg (90%) #279 of 292
53%
Decided in 8 weeks
Below avg (64%) #227 of 292
27%
Extended time limit
Below avg (40%) #43 of 292
86%
Minor dwellings approved
14 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
86%
Change of use approved
140 decided
4,828
Total decisions
669 refused in 2025