This plan sets out how the Department for Energy Security and Net Zero plans to improve the use of BSL in its communications in the next 5 years.
Source
https://www.gov.uk/government/publications/british-sign-language-5-year-plan-department-for-energy-security-and-net-zeroDocument officiel chez le régulateur. Citez toujours cette URL — et non la page de détail Vantage — dans les preuves de conformité.