US Carbon Pricing Roundup for week ending Apr. 12, 2019

A summary of legislative and regulatory action on carbon pricing and clean energy at the US state level taken this week, including Washington state’s 100% clean electricity bill, Hawaiian carbon tax proposals, New Hampshire legislation to codify the post-2020 RGGI Model Rule, the Maine Public Utilities Commission's decision on a hydroelectric transmission line, and a Maryland Renewable Portfolio Standard (RPS) proposal.