49 CFR § 1.96 - The Pipeline and Hazardous Materials Safety Administration.
Is responsible for:
(1) Administering a national program of safety in natural gas and hazardous liquid pipeline transportation including identifying pipeline safety concerns, developing uniform safety standards, and promulgating and enforcing safety regulations;
(2) Increasing the gas and liquid pipeline industry's focus on safety beyond compliance with minimum standards, with particular attention to developing strong safety cultures in regulated entities;
(3) Enhancing information awareness systems at the State and local levels to reduce pipeline damage from excavation and providing grants to support these systems; and
(4) Encouraging the timely replacement of aging and deteriorating pipelines in distribution systems, especially in areas with high potential negative consequences to public safety and the environment.
(b) Hazardous materials.
(1) Administering a national program of safety, including security, in multi-modal hazardous materials transportation including identifying hazardous materials safety concerns, developing uniform safety standards, and promulgating and enforcing safety and security regulations; and
(2) Conducting outreach and provide available grants assistance to increase awareness and emergency preparedness.