You are here


Below is a list of the sections that have interpretations available for the selected category. To view the interpretations for a given section, click on the subject link below. To return to the list of parts, use the Parts link above.

The eCFR is also searchable by keyword and other available options on the eCFR website. To search and browse regulations using the eCFR website, use the link below. For assistance, please send an email to
Search the eCFR

Section Subject
190.9 Petitions for finding or approval
191.1 Scope
191.3 Definitions
191.5 Immediate notice of certain incidents
191.7 Report submission requirements
191.9 Distribution system: Incident report
191.11 Distribution system: Annual report
191.13 Distribution systems reporting transmission pipelines; transmission or gathering systems reporting distribution pipelines
192.1 What is the scope of this part?
192.3 Definitions
192.5 Class locations
192.7 What documents are incorporated by reference partly or wholly in this part?
192.8 How are onshore gathering lines and regulated onshore gathering lines determined?
192.11 Petroleum gas systems
192.13 What general requirements apply to pipelines regulated under this part?
192.14 Conversion to service subject to this part
192.15 Rules of regulatory construction
192.16 Customer notification
192.53 General
192.55 Steel pipe
192.59 Plastic pipe
192.63 Marking of materials
192.65 Transportation of pipe
192.103 General
192.105 Design formula for steel pipe
192.107 Yield strength (S) for steel pipe
192.109 Nominal wall thickness (t) for steel pipe
192.111 Design factor (F) for steel pipe
192.112 Additional design requirements for steel pipe using alternative maximum allowable operating pressure
192.113 Longitudinal joint factor (E) for steel pipe
192.121 Design of plastic pipe
192.123 Design limitations for plastic pipe
192.143 General requirements
192.145 Valves
192.147 Flanges and flange accessories
192.149 Standard fittings
192.153 Components fabricated by welding
192.161 Supports and anchors
192.167 Compressor stations: Emergency shutdown
192.175 Pipe-type and bottle-type holders
192.177 Additional provisions for bottle-type holders
192.179 Transmission line valves
192.181 Distribution line valves
192.187 Vaults: Sealing, venting, and ventilation
192.191 Design pressure of plastic fittings
192.195 Protection against accidental overpressuring
192.197 Control of the pressure of gas delivered from high-pressure distribution systems
192.199 Requirements for design of pressure relief and limiting devices
192.201 Required capacity of pressure relieving and limiting stations
192.203 Instrument, control, and sampling pipe and components