Section 721.11221 - Fatty acids, C16 and C18-unsatd., Me esters, chlorinated(a)Chemical substance and significant new uses subject to reporting.(1) The chemical substance identified as fatty acids, C16 and C18-unsatd., Me esters, chlorinated (PMN P-15-353, CAS No. 1642303-17-0) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.(2) The significant new uses are:(i)Industrial, commercial, and consumer activities. Requirements as specified in § 721.80(k) . It is a significant new use to manufacture the substance beyond three years.(b)Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph (b). (1)Recordkeeping. Recordkeeping requirements as specified in § 721.125(a) through (c) and (i) are applicable to manufacturers and processors of this substance.(2)Limitations or revocation of certain notification requirements. The provisions of § 721.185 apply to this section.(3)Determining whether a specific use is subject to this section. The provisions of § 721.1725(b)(1) apply to paragraph (a)(2)(i) of this section. 84 FR 66604 , Dec. 5, 2019