CFR > Title 18 > Chapter I CFR > Title 18 > Chapter I – Federal Energy Regulatory Commission, Department of Energy Current as of: 2024 | Check for updates | Other versions Subchapter A General Rules Subchapter B Regulations Under the Federal Power Act Subchapter C Accounts, Federal Power Act Subchapter D Approved Forms, Federal Power Act and Public Utility Regulatory Policies Act of 1978 Subchapter E Regulations Under Natural Gas Act Subchapter F Accounts, Natural Gas Act Subchapter G Approved Forms, Natural Gas Act Subchapter H Procedures Governing Determinations for Tax Credit Purposes Subchapter I Other Regulations Under the Natural Gas Policy Act of 1978 and Related Authorities Subchapter J Regulations Under the Powerplant and Industrial Fuel Use Act of 1978 Subchapter K Regulations Under the Public Utility Regulatory Policies Act of 1978 Subchapter L Regulations for Federal Power Marketing Administrations Subchapter P Regulations Under the Interstate Commerce Act Subchapter Q Accounts Under the Interstate Commerce Act Subchapter R Approved Forms, Interstate Commerce Act Subchapter S Standards of Conduct for Transmission Providers Subchapter U Regulations Under the Public Utility Holding Company Act of 2005, Federal Power Act and Natural Gas Act Subchapter W Revised General Rules Subchapter X Procedural Rules Ask a business law question, get an answer ASAP!Thousands of highly rated, verified business lawyers.Click here to chat with a lawyer about your rights.