Royal Institute Of British Architects 66 Portland Place London W1B 1AD

This site has had 29 applications since 2025: 5 approved, 0 refused.

• 26/04081/FULL Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Removal of an existing roof lantern and infilling of the opening with a new insulated timber roof construction at third floor roof level; replacement of three existing rooflights with new thermally improved rooflights at fifth floor roof level; and associated repair, waterproofing and roof works at 66 Portland Place. (Linked with 26/04082/LBC)

  Submitted 22 Jun 2026 Full applications
• 26/04082/LBC Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Removal of an existing roof lantern and infilling of the opening with a new insulated timber roof construction at third floor roof level; replacement of three existing rooflights with new thermally improved rooflights at fifth floor roof level; and associated repair, waterproofing and roof works at 66 Portland Place. (Linked with 26/04081/FULL)

  Submitted 22 Jun 2026 Heritage and listed buildings
• 26/03809/ADLBC Decided

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Details of the new lightning protection pursuant to Condition 7 (part 8) (part) of listed building consent dated 11th June 2025 (RN:25/01205/LBC).

  Submitted 10 Jun 2026
• 26/02669/ADFULL Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Details of safe maintenance access systems pursuant to condition 16 (partial) of planning permission dated 10 June 2025 (RN: 25/01204/FULL).

  Submitted 22 Apr 2026 Full applications
• 26/02621/ADLBC Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Details of safe maintenance access systems pursuant to the partial discharge of condition 7 (Part 8) of listed building consent dated 11th June 2025 (RN: 25/01205/LBC).

  Submitted 21 Apr 2026 Conditions
• 26/02506/ADLBC Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Detailed drawings of the new or adjusted ceilings pursuant to condition 7 (15) of listed building dated 11th June 2025 (RN:25/01205/LBC)

  Submitted 16 Apr 2026 Conditions
• 26/02376/ADLBC Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Detailed drawings of the proposed works to the new and adjusted ceilings in the highly significant spaces pursuant to the partial discharge of condition 8 of listed building consent dated 11th June 2025 (RN: 25/01205/LBC).

  Submitted 10 Apr 2026 Conditions
• 26/02297/ADFULL Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Details of refuse and recycling storage pursuant to condition 11 of planning permission dated 10 June 2025 (RN: 25/01204/FULL)

  Submitted 7 Apr 2026 Full applications
• 26/02280/ADLBC Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Detailed drawings to show the buildings areas of high significance and details of the position, type, and method of installation of services and related fixtures. Pursuant to partially discharge elements of condition 8 of Listed Building Consent dated 11 June 2025 (RN 25/01205/LBC)

  Submitted 7 Apr 2026 Conditions
• 26/01923/ADLBC Awaiting decision

  Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  Detailed drawings of the a plan to show the building's areas of high significance and details of the position, type, and method of installation of services and related fixtures, including any fire safety works, in areas designated as "high significance", with particular regard to the Jarvis and Florence Hall, Main Foyer and Central Staircase pursuant to condition 8 of planning permission dated 11th June 2025 (RN:25/01205/LBC)

  Submitted 24 Mar 2026 Conditions

1. 24 Jul 2026

   Received by Westminster

2. 1 Aug 2026

   Added to PlanIndex

The applicant withdrew this application before Westminster decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.

The published feed does not state which type of application this is; the register entry on Westminster's portal will say. Our guide explains the common types.

• Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  26/03809/ADLBC Submitted 10 Jun 2026 0m away

  89% historically approved · decision due ~5 Aug

  Details of the new lightning protection pursuant to Condition 7 (part 8) (part) of listed building consent dated 11th June 2025 (RN:25/01205/LBC).

  Decided

• Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  26/04082/LBC Submitted 22 Jun 2026 0m away

  90% historically approved · decision due ~17 Aug

  Removal of an existing roof lantern and infilling of the opening with a new insulated timber roof construction at third floor roof level; replacement of three existing rooflights with new thermally improved rooflights at fifth floor roof level; and associated repair, waterproofing and roof works at 66 Portland Place. (Linked with 26/04081/FULL)

  Awaiting decision Heritage and listed buildings Loft or dormer Windows or glazing

• Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  25/07571/ADLBC Submitted 20 Oct 2025 0m away

  Details of new external fire escape, new pavement lights and supporting structure in the Weymouth Street lightwell, new or adjusted balustrades and railings, new guardrail and glass balustrade, new bronze grilles in the Florence Hall floor, alterations to the stage in the Jarvis Hall pursuant to Conditions 7 (Parts 4, 5, 6, 11, 12 and 13) of listed building consent dated 11 June 2025 (RN: 25/01205/LBC)

  Granted Conditions 7 docs

• Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  26/02506/ADLBC Submitted 16 Apr 2026 0m away

  91% historically approved · decision due ~11 Jun

  Detailed drawings of the new or adjusted ceilings pursuant to condition 7 (15) of listed building dated 11th June 2025 (RN:25/01205/LBC)

  Awaiting decision Conditions 11 docs

• Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  26/01923/ADLBC Submitted 24 Mar 2026 0m away

  91% historically approved · decision due ~3 Jun

  Detailed drawings of the a plan to show the building's areas of high significance and details of the position, type, and method of installation of services and related fixtures, including any fire safety works, in areas designated as "high significance", with particular regard to the Jarvis and Florence Hall, Main Foyer and Central Staircase pursuant to condition 8 of planning permission dated 11th June 2025 (RN:25/01205/LBC)

  Awaiting decision Conditions 29 docs

• Royal Institute Of British Architects 66 Portland Place London W1B 1AD

  25/07253/ADLBC Submitted 7 Oct 2025 0m away

  Details of a plan to show the building's areas of high significance and method of installation of services and related fixtures, including any fire safety works, in areas designated as "high significance", with particular regard to the Jarvis and Florence Hall, Main Foyer and Central Staircase pursuant to Condition 8 (part) of the listed building consent dated 11 June 2025 (RN:25/01205/LBC).

  Granted Conditions 58 docs