Using capacity developed since 2008 (Brian Pack inquiry, Agricultural Support), SRP research shaped the 2015 reform of payment regions. The 2022-27 SRP has supporting policy options from the Vision for Agriculture. In particular, the analysis, of the impact and uptake of Enhanced Conditionality (EC) measures (with SRP experts from biodiversity, soils and waters). EC will fundamentally reshape what public subsidies deliver for climate and biodiversity crises. The analysis, with SRUC colleagues, also reconsidered payment regions and related mechanism to make them more fit for purpose.