Enacted legislation or regulation · Listed coverage: part of New Mexico
In effect · Southwest Power Pool region (multistate) · Regional grid
Effective: 1 July 2026
Issuing authority: Federal Energy Regulatory Commission
On 5 June 2026 the Federal Energy Regulatory Commission accepted Southwest Power Pool tariff revisions, effective 1 July 2026, that add Conditional High Impact Large Load Service, a non-firm transmission service that can serve a large load such as a data center before long-term firm service is available, for up to seven years and subject to curtailment.
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Enacted legislation or regulation · Listed coverage: part of New Mexico
In effect · Southwest Power Pool region (multistate) · Regional grid
Effective: 15 January 2026
Issuing authority: Federal Energy Regulatory Commission
On 14 January 2026 the Federal Energy Regulatory Commission accepted Southwest Power Pool tariff revisions, effective 15 January 2026, that add a High Impact Large Load study process and a generation assessment for those loads.
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