Evergy says new large-load tariff will make data centers pay a premium and shield customers from higher rates

Jan 27, 2026

Evergy told the Senate Utilities Committee that a Kansas-approved large-load power service (LLPS) tariff requires 17-year commitments, substantial collateral and a 25–27% premium for data centers, which the company says will protect existing customers by funding grid costs and lowering rate-case asks.

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At a Senate Utilities Committee briefing, Evergy described a newly approved Kansas tariff for large-load customers such as data centers and said the design requires long-term commitments and significant financial guarantees to limit risk to existing customers.

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