If you’re involved in heat pumps in any way—maybe you’re: planning a purchase, an electrification advocate, a public policymaker, or an investor—this post contains need-to-know information. In this market sector, the rating systems, minimum efficiency standards, federal incentives, and refrigerant rules were just changed in important ways. Read on to learn how heat pumps are becoming more efficient, less expensive, and more climate friendly, and how to benefit from these advances.