This statement in the Net Zero Strategy which binds in UK support for green hydrogen and carbon capture in particular is:-
Energy and Climate: Both Kingdoms are committed to supporting the energy transitions and security through the bilateral partnership. They agreed to ongoing sectoral cooperation in traditional and renewable energy, petrochemicals, energy efficiency, green and clean hydrogen, Carbon Capture, Utilisation, and Storage (CCUS), sustainable advanced materials, and look to develop further joint R&D and commercial partnerships in green technologies.