Recommends that NHTSA and EPA conduct an interim evaluation of CAFE standards for medium- and heavy-duty vehicles in 2021-2022 to ensure and improve their effectiveness and value, which would address vehicle technologies, fuel mix, efficiency of the freight system, and future regulatory frameworks.

Bipartisan bill reinstating and strengthening tax credit in Internal Revenue Code for energy efficient home upgrades.

Reinstates, strengthens and expands tax credit in Internal Revenue Code for builders of new energy efficient homes. 

Establishes standards and procedures for the use of computational forensic software in federal criminal proceedings and prohibits the use of trade secret protections regarding evidence or information from computational forensic software.

Determines that implementation of the 2016 Cross State Air Pollution Rule (CSAPR) Update takes care of states' obligations to limit ozone pollution under CAA's "Good Neighbor" provisions, and that no further requirements are warranted.  UPDATE: Rule struck down by D.C. Circuit on October 1, 2019. 

Proposes framework for capping CO2 emissions from the combustion of the fossil component of finished motor gasoline and on-road diesel fuel in the Northeast and Mid-Atlantic. 

Allows large power users in North Carolina to purchase a limited amount of renewable energy from third-party renewable providers.  

Revokes California's authority to impose stricter GHG emissions standards on cars and light duty trucks than those imposed by the federal government. 

Allows California ISO, which operates the electric power grid in California, authority to pull in power sources outside of the state on a "reliability must run" basis to address "any reliability need," giving the ISO broader access to non-renewable power plants otherwise being phased out in California. 

Provides guidelines for when and under what regulatory frameworks the FDA will regulate the use of certain clinical decision support software.

Replaces federal gasoline tax with a multi-sector carbon tax as source of funding for federal highway infrastructure spending.  

Requires the regulation of the use of automated software programs that impersonate human activity on social media.