(a) The provisions of this subpart apply to each of the following: a subpart C derivatives clearing organization, a systemically important derivatives clearing organization, and any derivatives clearing organization, as defined under section 1a(15) of the Act and § 1.3 of this chapter, seeking to become a subpart C derivatives clearing organization pursuant to § 39.31 .(b) A systemically important derivatives clearing organization is subject to the provisions of subparts A and B of this part in addition to the provisions of this subpart.(c) A subpart C derivatives clearing organization is subject to the provisions of subparts A and B of this part in addition to the provisions of this subpart except for §§ 39.41 and 39.42 .78 FR 72514, Dec. 2, 2013, as amended at 83 FR 7996, Feb. 23, 2018