Defined term
Utility distribution system
The utility distribution system is the portion of SDG&E's electric system used to distribute electricity as defined by Electric Rule 21.
grid · Concept code GS-CONCEPT-188 · Last verified September 29, 2026
Evidence through 2023-08-29 · 0 sources have no source-event date
Content modified 2026-09-29
Definition and decision context
Why it matters
Rule 21 separates the distribution system from distribution upgrades, so the term alone does not establish feeder capacity, site capacity, or a project's interconnection result.
Review confirmed · Review due October 29, 2026
The previous review deadline was September 27, 2026. The missed interval remains unverified; the current review does not establish historical coverage.
The cited evidence supports this statement within the source’s stated scope. Its jurisdiction and source-event date limit its applicability to a particular project.
Applicable jurisdiction: US-CA
Verified September 29, 2026
Definition
The utility distribution system is the portion of SDG&E's electric system used to distribute electricity as defined by Electric Rule 21.
Review confirmed · Review due October 29, 2026
The previous review deadline was September 27, 2026. The missed interval remains unverified; the current review does not establish historical coverage.
The cited evidence supports this statement within the source’s stated scope. Its jurisdiction and source-event date limit its applicability to a particular project.
Applicable jurisdiction: US-CA
Verified September 29, 2026
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Primary sources
- San Diego Gas & Electric: SDG&E Electric Rule 21 § C Definitions — Distribution System and Distribution Upgrades; printed tariff Sheet 15; PDF page 14; Cal. P.U.C. Sheet No. 36506-E; Advice Letter 4032-E; effective 2023-08-29
Revision tariff Sheet15, Cal.PUC36506-E, AL4032-E, submitted2022-07-01, effective2023-08-29 · Source event as of August 29, 2023 · Ontology accessed September 29, 2026 · Ontology verified September 29, 2026
- San Diego Gas & Electric: SDG&E Electric Rule 21 § C Definitions — Distribution System; printed tariff Sheet 15; PDF page 14; Cal. P.U.C. Sheet No. 36506-E; Advice Letter 4032-E; effective 2023-08-29
Revision tariff Sheet15, Cal.PUC36506-E, AL4032-E, submitted2022-07-01, effective2023-08-29 · Source event as of August 29, 2023 · Ontology accessed September 29, 2026 · Ontology verified September 29, 2026