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§ 49.129 Rule for limiting emissions of sulfur dioxide.
(a) What is the purpose of this section? This section limits the amount of sulfur dioxide (SO2) that may be emitted from certain air pollution sources operating within the Indian reservation to control ground-level concentrations of SO2.
(b) Who is affected by this section? This section applies to any person who owns or operates an air pollution source that emits, or could emit, SO2 to the atmosphere.
(c) What is exempted from this section? This section does not apply to furnaces and boilers used exclusively for space heating with a rated heat input capacity of less than 400,000 British thermal units (Btu) per hour, and mobile sources.