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Permitted25/2562/MASubmitted over a year agoWindows and doors

Greenwich

An application submitted under Section 73 of the Town & Country Planning Act 1990 for a minor material amendment in connection with the planning permission 24/2640/MA dated 18/11/2024 for 'Full Regeneration of the Royal Observatory Site including (but not limited to) demolition of the existingÿsingle storey ticketing office, installation of newÿentranceÿpavilion on the eastern perimeter of the site with supportedÿgarden walk structure; installation of an external elliptical access stair to the Great Equatorial Building, including new lift and overrun within the Meridian Building;ÿextending the planetarium lobby to create new science engagement space, and connecting to the South Building facade; new access core from the planetarium terrace down to the infilled courtyard; new caf‚ kiosk inÿtheÿAstronomers Garden;ÿremoval of gas boilers and introduction of new air source heat pumps and acoustic enclosure;ÿassociated switch room and relocated bin store on the southern perimeter of the site, new cycle stands, a site wide landscaping scheme, conservation repairs and other associated works [This application affects a scheduled monument and a number of Grade 1 and Grade 2 Listed Buildings' to allow:Variation of Condition 2 (Approved Drawings) for:Altered profile of the roof detail to the edge of the entrance pavilion, minor increase to the size of the fin wallsAltered materiality of the Garden WalkAltered materiality and detailing of the Great Equatorial Telescope Access StairAltered profile and extent of upper-level astronomers court benchesAltered materiality and scale of the North Caf‚ KioskAltered extent of ramps and steps to the north south buildingAltered landscaping to the east side of north caf‚ kioskAltered window detailing to Meridian Building and Great Equatorial TelescopeAssociated external alterations.

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Progress

Submitted
29 Aug 2025
— completed
Validated
29 Aug 2025
— completed
Consultation
8 Oct 2025
— completed
Target date
31 Oct 2025
— completed
Decided
31 Oct 2025
— completed

Application details

Reference
25/2562/MA
Local authority
Greenwich
Ward
GREENWICH PARK
Application type
All Other
Property type
Commercial

Key dates

Submitted
29 Aug 2025
Validated
29 Aug 2025
Comments close
8 Oct 2025
Target decision
31 Oct 2025
Decided
31 Oct 2025

Estimated project value

£4k–£12k

Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: FMB 2026 double glazing guide, 3-bed semi full replacement.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

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