§ 49.130 Rule for limiting sulfur in fuels.
(a) What is the purpose of this section? This section limits the amount of sulfur contained in fuels that are burned at stationary sources within the Indian reservation to control emissions of sulfur dioxide (SO2) to the atmosphere and ground-level concentrations of SO2.
(b) Who is affected by this section? This section applies to any person who sells, distributes, uses, or makes available for use, any fuel oil, coal, solid fuel, liquid fuel, or gaseous fuel within the Indian reservation.
(c) What is exempted from this section? This section does not apply to gasoline and diesel fuel, such as automotive and marine diesel, regulated under 40 CFR part 80.
(d) What are the sulfur limits for fuels? A person must not sell, distribute, use, or make available for use any fuel oil, coal, solid fuel, liquid fuel, or gaseous fuel that contains more than the following amounts of sulfur:
(1) For distillate fuel oil, 0.3 percent by weight for ASTM Grade 1 fuel oil;
(2) For distillate fuel oil, 0.5 percent by weight for ASTM Grade 2 fuel oil;