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Compare large-load tariffs side by side
Pick up to three utilities. See status, the contract term, the minimum bill, collateral and exit fee each filing states, with the source. Add a size and a demand charge to see what the minimum costs in dollars.
Comparison
| California ISO (CAISO), large loads interconnection framework | |
|---|---|
| Status | Law or process only |
| Applies at | Not a retail tariff -- an ISO-level interconnection framework for flexible large loads (data centers and similar) across CAISO's footprint |
| Last reviewed | 2026-10-30 |
| Contract term | Not in structured terms yet; see the source |
| Ramp | Not in structured terms yet; see the source |
| Take-or-pay (minimum bill) | Not in structured terms yet; see the source |
| Collateral | Not in structured terms yet; see the source |
| Exit fee | Not in structured terms yet; see the source |
| Notice to reduce or end | Not in structured terms yet; see the source |
| Time to power | Not in structured terms yet; see the source |
| Source | publicpower.org coverage of the Oct 28, 2026 CAISO Board action (reported); CAISO Large Loads initiative straw proposal, Aug 11, 2026 (caiso.com, titles/summary read, not the full technical proposal); CAISO notices pages (caiso.com). The Board-approved final proposal and any FERC filing were not read directly. |
Shaded rows differ between the utilities. Faded values are not stated in the filings we read.
Screening information from public filings, not legal or investment advice. The utility's signed agreement controls. See all coverage · Commitment estimator · Check a site