57 Sidney Street Cambridge Cambridgeshire CB2 3HX Data via plota.co.uk

26/01668/S73 - Section 73 - Remove/Vary Condition Approved

Proposal

S73 to vary conditions 8 (use) and 10 (use) of planning permission 25/04357/FUL (Refurbishment and reconfiguration of the upper floors to provide commercial accommodation falling within Use Class E including redesigning the existing means of escape, a lift shaft and open staircase serving second and third floors. A second floor link structure creating an internal courtyard and terrace and alterations to fenestration) to allow Use Class E(b) (café use) within Tenant Unit 2 only, while permitting retail use within Use Class E(a) in Tenant Unit 1. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
1 May 2026
✓
Consultation
14 May 2026
✓
Approved
2 Jul 2026

Approved on 2 Jul 2026 · Delegated Decision · Last checked 8 Jul 2026

Associated applications 4

Site constraints 7

Historic Core conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Air quality management area: Cambridge AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
72 listed buildings within 150 m of the postcode pin
Nearest: 49, Sidney Street, Grade II, about 7 m from the postcode pin · 3 Grade I, 7 Grade II*, 62 Grade II
The site itself is not listed. Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show all 72 with distances
Historic England ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Registered park or garden about 99 m away: Christ's College
Its setting is a consideration for work nearby.
Registered parks and gardens, battlefields, world heritage sites and protected wrecks are designated heritage assets: harm needs clear and convincing justification.
Historic England ↗
Also on the record
Inside the Cambridge (Cambridge) built-up area; National infrastructure project about 1573 m away: East West Rail - Bedford to Cambridge and Western improvements, at pre-application.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 3 November 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, the Planning Inspectorate and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

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Important details

Council
Cambridge
Application type
Section 73 - Remove/Vary Condition
Postcode
CB2 3HX
Received
1 May 2026
Validated
1 May 2026
Ward
Market
Case officer
Show
Target decision
26 Jun 2026
Decision
Granted Permission
Decision date
2 Jul 2026
Decision level
Delegated Decision
Applicant
Show
Agent
RYE Design Ltd

How this decision compares

Decided in 62 days from validation, 6 days slower than Cambridge's median of 56 for changes of use. Approved, as 95% of changes of use here are.

55%decided within 8 weeks
95%approved
6%go to committee

Plota live figures for changes of use decided by Cambridge in the last twelve months, from validation. Cambridge decision record →

Consultation & key dates

Site or press notice
14 May 2026
Statutory expiry
26 Jun 2026
Env. assessment
No
Cambridge
Planning Authority Score
8.3/10
Excellent
#18 of 296 councils
Relevant to this application:
Householder decisions

Cambridge is one of the fastest councils in England for householder decisions, ranking #21 out of 296. Only 26% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).

Among the fastest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Cambridge decision statistics
Based on MHCLG data, the year to March 2026
90%
Overall approval rate
Above avg (87%) #108 of 296
94%
Householder approved
Above avg (90%) #100 of 296
86%
Decided in 8 weeks
Above avg (63%) #21 of 296
26%
Extended time limit
Below avg (41%) #34 of 296
74%
Minor dwellings approved
86 decided (1-9 homes)
80%
Major dwellings approved
5 decided (10+ homes)
80%
Change of use approved
41 decided
1,014
Total decisions
100 refused in the year to March 2026