RPS verified statements and data through interviews with key individuals at head office and document review to confirm operational behaviour and standard operating procedures. RPS in addition undertook desktop study of data and evidence to confirm accuracy of source data entered into calculations. Sample data streams in addition to GHG, including waste and water, were interrogated although due to COVID-19 restrictions it was not possible to visit and audit a representative sample of active sites as previously undertaken. Evidence of target achievement was reviewed to ensure consistency with reported progress and qualitative statements were verified through desktop evidence review. Telford Homes’ GHG inventory has been completed in accordance with the World Business Council for Sustainable Development (WBCSD) and World Resources Institute (WRI) Greenhouse Gas Protocol GHG Corporate Accounting and Reporting Standard, Revised Edition and Scope 3 standards; and adheres to the best practice reporting principles of relevance, completeness, consistency, transparency and accuracy. In conducting the verification, RPS used the appropriate verification planning, validation, GHG assessment and evaluation steps in accordance with the requirements of ISO 14064:3, and in adherence to the standard’s principles of independence, ethical conduct, fair presentation and due professional care. Methodology