Subpart G - FORMS FOR REPORTS TO BE MADE BY CERTAIN EXCHANGE MEMBERS, BROKERS, DEALERS, SECURITY-BASED SWAP DEALERS, AND MAJOR SECURITY-BASED SWAP PARTICIPANTS Section 249.617 - Form X-17A-5, information required of certain brokers, dealers, security-based swap dealers, and major security-based swap participants pursuant to sections 15F and 17 of the Securities Exchange Act of 1934 and Sections 240.17a-5, 240.17a-10, 240.17a-11, 240.17a-12, and 240.18a-79 of this chapter, as applicable Section 249.618 - Form BD-Y2K, information required of broker-dealers pursuant to section 17 of the Securities Exchange Act of 1934 and Section 240.17a-5 of this chapter Section 249.619 - Form TA-Y2K, information required of transfer agents pursuant to section 17 of the Securities Exchange Act of 1934 and Section 240.17Ad-18 of this chapter Section 249.620-249.634 - Reserved Section 249.635 - Form X-17A-19, report by national securities exchanges and registered national securities associations of changes in the membership status of any of their members Section 249.636 - Reserved Section 249.637 - Form ATS, information required of alternative trading systems pursuant to Section 242.301(b)(2) of this chapter Section 249.638 - Form ATS-R, information required of alternative trading systems pursuant to Section 242.301(b)(8) of this chapter Section 249.639 - Form custody Section 249.640 - Form ATS-N, information required of NMS Stock ATSs pursuant to Section 242.304(a) of this chapter Section 249.641 - Form CRS, Relationship Summary for Brokers and Dealers Providing Services to Retail Investors, pursuant to Section 240.17a-14 of this chapter