The Government Says

Department for Business and Trade (DBT) prompt payment data October to December 2025

Department for Business and Trade (DBT) prompt payment data October to December 2025
Local copy of dbt-prompt-payment-data-october-december-2025.csv

https://www.gov.uk/government/publications/department-for-business-and-trade-dbt-prompt-payment-data-october-to-december-2025

seen at 14:45, 21 May in Transparency and freedom of information releases.