Renewable Energy Certificates
A general explanation of attribute certificates associated with renewable electricity in some markets.
Where this fits
A general explanation of attribute certificates associated with renewable electricity in some markets.
Core system ideas
A renewable energy certificate represents defined environmental or renewable attributes associated with a quantity of electricity generation under a particular program.
Certificates are accounting instruments; they do not cause specific electrons to travel from one generator to one customer.
Rules vary by jurisdiction and program, so current local requirements control.
Interfaces and tradeoffs
Commercial and regulatory structures differ sharply by jurisdiction. Physical electrical limits continue to govern deliverability regardless of market design.
What organizations measure
Certificate issuance, retirement, eligible generation and program rules.