Montana’s HB 25

Created a GHG emissions performance standard that applies to acquisition of an equity interest or lease in electric power-generating units primarily fueled with coal in the state, requiring the use of CCS for a minimum of 50% of the CO2 produced.

Washington’s Coal Phaseout

In 2019, Washington passed SB 5116, which will require utilities in Washington to stop buying electricity generated from coal by the end of 2025. Implementing rules require consultation with burdened communities.

Oregon’s SB 1547

Oregon’s SB 1547 (2016) created an explicit prohibition on the use of coal power by investor-owned utilities as of 2030.

California’s SB 100

In 2018, California passed Senate Bill 100, requiring 100 percent carbon-free electricity by 2045, effectively phasing out coal and natural gas.

California’s SB 1368

Prohibited any new long-term investment by a California load-serving entity in a generating facility with smokestack emissions exceeding a level to be jointly determined by the California Energy Commission and California Public Utilities Commission.

MISO/PJM Joint Modeling Case Study: Clean Power Analysis

A 2017 study on compliance with the Obama Administration’s Clean Power Plan, which concluded, among other things, that interstate trading lowered the cost of compliance over in-state compliance only.

MISO’s 2032 Projections

MISO studied various energy scenarios in its 2032 projections, including an Accelerated Fleet Change scenario that presumed regional climate policies.

CAISO’s Transmission Planning Analysis

CAISO, the California independent system operator, based its draft 2018-19 transmission planning analysis around Renewables Portfolio Standard compliance.