GOV.UK One Login (DSIT) appears in 4 snapshots of the UK GMPP, from 2023 Mar to 2026 Mar.
Its cost is £709m at 2026 Mar, against £305m at 2023 Mar: +132%.
Its planned finish is 31 Mar 2028, 36 months later than the 31 Mar 2025 first planned.
Its latest rating is Amber (2026 Mar).
Cite: IPA / NISTA (Cabinet Office) (2026). UK Government Major Projects Portfolio (GMPP): GOV.UK One Login. Tollgate Data, https://data.tollgatehq.com/projects/uk-gmpp/govukonelogin, as at 31 Mar 2026. Licence: OGL v3.
How much does GOV.UK One Login cost? Its cost is £709m at 2026 Mar, against £305m at 2023 Mar: +132%.
Is GOV.UK One Login late? Its planned finish is 31 Mar 2028, 36 months later than the 31 Mar 2025 first planned.
What is GOV.UK One Login's latest rating? Its latest rating is Amber (2026 Mar).