Code of Federal Regulations Title 10. Energy § 10.503.9 Use of mixtures—general requirement for certain permanent exemptions

(a) Criteria. To qualify for a permanent exemption, except in the case of an exemption for fuel mixtures, section 213(a)(1) of the Act requires a demonstration that the use of a mixture of natural gas and petroleum and an alternate fuel for which an exemption under 10 CFR 503.38 (Fuel mixtures) would be available, would not be economically or technically feasible.

(b) Evidence. The petition must include the following evidence in order to make the demonstration required by this section:

Note:  In meeting this general requirement, OFE will require a petitioner to examine only mixtures of oil and coal and natural gas and coal, or, where petitioner wishes to examine an additional or substitute mixture, such other alternate fuels as OFE and the petitioner agree are reasonable to petitioner's circumstances.