Defined term
Distributed energy resource aggregation
A Distributed Energy Resource Aggregation is a group of distributed energy resources represented in CAISO markets by a DER Aggregator.
grid · Concept code GS-CONCEPT-212 · Last verified August 28, 2026
Evidence through 2026-05-29 · 0 sources have no source-event date
Content modified 2026-08-28
Definition and decision context
Definition
A Distributed Energy Resource Aggregation is a group of distributed energy resources represented in CAISO markets by a DER Aggregator.
Applicable jurisdiction: US-CA
Verified August 28, 2026
Why it matters
FERC Order No. 2222 addresses RTO/ISO aggregation participation requirements, not retail enrollment, interconnection, or payment for a resource.
Applicable jurisdiction: US
Verified August 28, 2026
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Primary sources
- California Independent System Operator: CAISO Fifth Replacement Electronic Tariff, Appendix A — Distributed Energy Resource Aggregation, p. 67, May 29, 2026
Revision Fifth Replacement Electronic Tariff, Appendix A · Source event as of May 29, 2026 · Ontology accessed August 28, 2026 · Ontology verified August 28, 2026
- Federal Energy Regulatory Commission: FERC Order No. 2222, § IV.B.3, ¶¶ 117–118, pp. 93–94; 18 CFR § 35.28, issued September 17, 2020
Revision Order No. 2222; 18 CFR § 35.28 · Source event as of September 17, 2020 · Ontology accessed August 28, 2026 · Ontology verified August 28, 2026