CFR›Title 47›Chapter I›Part 9›47 CFR Part 9 Subpart G Citation47 CFR Part 9 Subpart GContainsSection § 9.18CorpusDaily eCFRDisplayed edition2026-09-24Last updated2026-09-24 Subpart G—Mobile-Satellite Service Sections § 9.18 § 9.18 Emergency Call Center service. Authority47 U.S.C. 151-154, 152(a), 155(c), 157, 160, 201, 202, 208, 210, 214, 218, 219, 222, 225, 251(e), 255, 301, 302, 303, 307, 308, 309, 310, 316, 319, 332, 403, 405, 605, 610, 615, 615 note, 615a, 615b, 615c, 615a-1, 616, 620, 621, 623, 623 note, 721, and 1471, and Section 902 of Title IX, Division FF, Pub. L. 116-260, 134 Stat. 1182, unless otherwise noted.Source84 FR 66760, Dec. 5, 2019, unless otherwise noted. Previous F Subpart F—Multi-Line Telephone Systems Next H Subpart H—Resiliency, Redundancy, Interoperability, and Reliability of 911 Communications