This is a Request for Information/Sources Sought for market research only, not a solicitation. The Architect of the Capitol seeks a firm-fixed-price contract for the supply of Renewable Energy Credits (RECs) totaling 20,000 MWh per year, with one base year and four one-year options. The performance period runs from September 28, 2026, through September 27, 2031, if all options are exercised. RECs must be Green-e certified and meet EISA 2007 renewable energy requirements, with annual third-party audited reports required. Performance location is not specified, and there are no geographic restrictions on REC sources.