Effective Date: July 31, 2019.

§§107.329, Appendix A to Subpart D of Parts 107 and 171.1 In accordance with the Federal Civil Penalties Inflation Adjustment Act Improvements Act of 2015, this final rule provides the 2019 inflation adjustment to civil penalty amounts that may be imposed for violations of certain DOT regulations.

Effective date: March 6, 2019.

§§172.101 (HazMat Table), 172.102, and 173.185 PHMSA issued this interim final rule (IFR) to revise the Hazardous Materials Regulations for lithium cells and batteries transported by aircraft. This IFR prohibits the transport of lithium ion cells and batteries as cargo on passenger aircraft; requires lithium ion cells and batteries to be shipped at not more than a 30 percent state of charge aboard cargo-only aircraft when not packed with or contained in equipment; and limits the use of alternative provisions for small lithium cell or battery shipments to one package per consignment. This IFR does not restrict passengers or crew members from bringing personal items or electronic devices containing lithium cells or batteries aboard aircraft, or restrict cargo-only aircraft from transporting lithium ion cells or batteries at a state of charge exceeding 30 percent when packed with or contained in equipment or devices.

Effective Date: April 1, 2019.

Delayed compliance date: Unless otherwise specified, compliance with the amendments adopted in this final rule is required beginning August 27, 2019.

§§107.301, 107.305, 107.309, 107.311, 107.329, 130 Subparts: A, B & C, 171.7, 173.121, 174.310, and 174.312 PHMSA in consultation with the Federal Railroad Administration and pursuant to the Fixing America's Surface Transportation Act (FAST Act) of 2015, issued this final rule to revise and clarify requirements for comprehensive oil spill response plans (COSRPs) and to expand their applicability based on petroleum oil thresholds that apply to an entire train consist. Specifically, this final rule: Expands the applicability for COSRPs; modernizes the requirements for COSRPs; requires railroads to share information about high-hazard flammable train (HHFT) operations with State and tribal emergency response commissions to improve community preparedness; and incorporates by reference a voluntary standard. The amendments in this final rule will provide regulatory flexibility and improve response readiness to mitigate effects of rail accidents and incidents involving petroleum oil and HHFTs.

Effective date: March 18, 2019.

Voluntary compliance date: Voluntary compliance with all amendments is authorized as of February 14, 2019.

§§107.616, 110.1, 110.5, 110.10, 110.20, 110.30, 110.40, 110.50, 110.60, 110.100, 110.110, 110.120, 110.130, 110.70, 110.80, and 110.90 PHMSA revised the Hazardous Materials Regulations pertaining to the Hazardous Materials Grants Program and the Hazardous Materials Emergency Preparedness Grant. This final rule aligns with the Office of Management and Budget's Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards ("Uniform Guidance") and implements new requirements set forth by the Fixing America's Surface Transportation (FAST) Act of 2015.

Effective date: November 27, 2018

§§107 Appendix A to Subpart D and 171.1 In accordance with the Federal Civil Penalties Inflation Adjustment Act Improvements Act of 2015, the DOT issued a final rule which provides the 2018 inflation adjustment to civil penalty amounts that may be imposed for violations of certain DOT regulations.

Effective date: December 7, 2018

Incorporation by reference date: The incorporation by reference of certain publications listed in this final rule is approved by the Director of the Federal Register as of December 7, 2018.

Voluntary compliance date: November 7, 2018.

Delayed compliance date: Unless otherwise specified, compliance with the amendments adopted in this final rule is required beginning November 7, 2019.

§§171.7, 172.205, 172.407, 172.519, 172.604, 173.3, 173.5a, 173.7, 173.24a, 173.31, 173.56, 173.150, 173.156, 173.301, 173.335, 176.415, 178.35, 178.337-9, 178.516, 178.703, 180.407, and 180.605 PHMSA amended the Hazardous Materials Regulations in response to 19 petitions for rulemaking submitted by the regulated community to update, clarify, streamline, or provide relief from miscellaneous regulatory requirements. By adopting these deregulatory amendments, PHMSA is allowing more efficient and effective ways of transporting hazardous materials in commerce while maintaining an equivalent level of safety.

Effective Date: October 31, 2018.

§§172.101 Hazardous Materials Table The entry for Hexafluorophosphoric acid was adjusted by removing special provision A6 in column 7.

Effective date: October 18, 2018.

§§172.101, 172.102, 175.10, 175.30, 175.33, and 175.88 PHMSA, in consultation with the Federal Aviation Administration, issued this final rule to align the U.S. Hazardous Materials Regulations with current international standards for the air transportation of hazardous materials. These amendments revise certain special provisions, packaging requirements, information to the pilot-in-command requirements, and exceptions for passengers and crewmembers. In addition to facilitating harmonization with international standards, several of the amendments in this rule are responsive to petitions for rulemaking submitted by the regulated community.

Delayed Effective Date: January 2, 2019.

§§173.21 Federal Register instruction 22 from this final rule specified a delayed effective date of January 2, 2019, for changes to §173.21 paragraphs (f) and (f)(1).