Code of Federal Regulations Title 40. Protection of Environment § 40.98.427 Records that must be retained

(a) The owner or operator of a facility containing production process units must retain quarterly records of captured or transferred CO₂ streams and composition.

(b) The owner or operator of a CO₂ production well facility must maintain quarterly records of the mass flow or volumetric flow of the extracted or transferred CO₂ stream and concentration and density if volumetric flow meters are used.

(c) Importers or exporters of CO₂ must retain annual records of the mass flow, volumetric flow, and mass of CO₂ imported or exported.

(d) Facilities subject to § 98.426(h) must retain records of CO₂ in metric tons that is transferred to each subpart RR facility.