IEEE Standards Committee 21
Distributed Generation, Energy Storage, and Interoperability (IEEE/BOG/SC21)

Project Authorization Requests (PARs)

Active PARs

(as of April 2026)

PAR NumberProject TypeTitlePAR ExpirationLead
P1547RevisionStandard for Interconnection and Interoperability of Distributed Energy Resources with Associated Electric Power Systems Interfaces 12/31/2026Diong
P1547.1aAmendmentStandard Conformance Test Procedures for Equipment Interconnecting Distributed Energy Resources with Electric Power Systems and Associated Interfaces Amendment 112/31/2027Zgonena
P1547.4RevisionGuide for Design, Operation, Integration and Interoperability of Intentional Electric Power Systems Islands12/31/2027Ropp
P1547.6RevisionGuide for Interconnecting Distributed Energy Resources With Electric Distribution Systems Secondary Networks12/31/2029Connelly
P1547.7RevisionGuide for Conducting Impact Studies for Distributed Energy Resource Interconnection12/31/2028Goodman
P1547.10NewRecommended Practice for Distributed Energy Resources (DER) Gateway Platforms12/31/2026Abrez

P2030RevisionGuide for Smart Grid Interoperability of Energy Technology and Information Technology Operation with the Electric Power System (EPS), End-Use Applications, and Loads
12/31/2026Houseman