Policies should set minimum labour standards aligned with ILO core conventions, responsible purchasing practices, recruitment policy (including the Employer Pays Principle so no worker pays recruitment fees), freedom of association, whistleblowing and grievance routes, access to remedy and support for suppliers, be accessible and communicated in relevant languages, and be built into contracts, audits and supplier capacity building.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.