tag:www.gov.uk,2005:/search/guidance-and-regulation Guidance and regulation 2025-03-26T00:00:00+00:00 HM Government tag:www.gov.uk,2005:/guidance/positioning-navigation-and-timing-overview 2025-03-26T00:00:00+00:00 Positioning, Navigation and Timing: Overview Guidance on Positioning, Navigation and Timing (PNT), why it matters and the government framework for Greater PNT Resilience.