Source: https://tendernation.io/opportunities/01a13bbc-e2a6-70d5-8336-704afcd17b69/whole-life-carbon-planning-review-platform awarded GB open procedure Suitable for SMEs # Whole Life Carbon Planning Review Platform [Westminster City Council](https://tendernation.io/buyers/westminster-city-council) Estimated value £708,333 Published 1 Dec 2025 Deadline Closed 5 Sept 2025 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender The over-arching aim of this tender is to find a skilled, collaborative partner to provide licenses for a Whole Life Carbon Planning Review Platform. Westminster City Council (WCC) seeks a comprehensive digital platform for reviewing Whole Life Carbon Assessments (WLCA) related to planning applications. The platform must provide licenses for a minimum of three years, allowing unlimited users from both applicants and WCC, with WCC retaining full data ownership. Key functionalities include the submission and review of WLCAs against RICS V2 and WCC's Retrofit First policies, with detailed compliance checks on material quantities, carbon factors (A1-A3), and inclusion of all life-cycle stages to assess upfront and whole life carbon (at pre-planning, Stage 1 Planning, Pre-commencement, and Post-Completion). The platform must provide licenses for a minimum of three years, allowing unlimited users from both applicants and WCC, with WCC retaining full data ownership. Key functionalities include the submission and review of WLCAs against RICS V2 and WCC's Retrofit First policies, with detailed compliance checks on material quantities, carbon factors (A1-A3), and inclusion of all life-cycle stages to assess upfront and whole life carbon. The platform must feature a visual review dashboard to easily highlight project details, carbon performance, and any non-compliance flags. Essential collaboration tools include version history management for multiple submissions (pre-planning through post-planning) and a commenting function for feedback between authorities and applicants. It must also generate summary reports for committee use, detailing project information, input data, and comment logs between the planning officer and local authority. Crucially, the platform must be available 24/7 with out-of-hours maintenance and provide technical support during business hours. The selected provider must also deliver a user guides and a minimum of two in-person annual training sessions for WCC users, conducted by in-house trainers with specific Built Environment and Whole Life Carbon Assessment expertise. Read full description ## CPV classification Industry specific software development services IT services: consulting, software development, Internet and support Enterprise resource planning software package Information systems or technology strategic review and planning services Enterprise resource planning software development services Source Find a Tender (UK) · Notice ocds-h6vhtk-0545c8-2025-12-01T11:14:36Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-0545c8-2025-12-01T11:14:36Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. 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