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§ 63.1408 Aggregate batch vent stream provisions.
(a) Emission standards. Owners or operators of aggregate batch vent streams at a new or existing affected source shall comply with either paragraph (a)(1) or (2) of this section, as appropriate. As an alternative to complying with paragraph (a)(1) or (2) of this section, an owner or operator may comply with paragraph (b) of this section.
(1) The owner or operator of an aggregate batch vent stream located at a new affected source shall:
(i) Vent all emissions of organic HAP to a flare; or