Prerequisite (required, no points); applies to all eight BD+C adaptations. Comply with ASHRAE 90.1-2016 including its errata, or an equivalent standard USGBC accepts: all mandatory provisions plus the prescriptive path, the energy cost budget method, or Appendix G with a Performance Cost Index at or below the target, reporting improvement in cost and greenhouse gas terms; only on-site renewables meeting G2.4.1 may count.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.