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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
StatusLaw or process only
Applies atNot a retail tariff -- an ISO-level interconnection framework for flexible large loads (data centers and similar) across CAISO's footprint
Last reviewed2026-10-30
Contract termNot in structured terms yet; see the source
RampNot in structured terms yet; see the source
Take-or-pay (minimum bill)Not in structured terms yet; see the source
CollateralNot in structured terms yet; see the source
Exit feeNot in structured terms yet; see the source
Notice to reduce or endNot in structured terms yet; see the source
Time to powerNot in structured terms yet; see the source
Sourcepublicpower.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