; and (C) does not include any entity that has failed to submit the certifications required under subsection (b)(5). (6) Emergency communications center The term emergency communications center means a facility that is designated to receive a 9–1–1 request for emergency assistance and perform one or more of the following functions: (A) Process and analyze 9–1–1 requests for emergency assistance and other gathered information. (B) Dispatch appropriate emergency response providers. (C) Transfer or exchange 9–1–1 requests for emergency assistance and other gathered information with other emergency communications centers and emergency response providers. (D) Analyze any communications received from emergency response providers. (E) Support incident command functions. (7) Emergency response provider The term emergency response provider has the meaning given that term in section 2 of the Homeland Security Act of 2002 ( 47 U.S.C. 101 ). (8) Interoperable The term interoperable or interoperability means the capability of emergency communications centers to receive 9–1–1 requests for emergency assistance and related data such as location information and callback numbers from the public, then process and share the 9–1–1 requests for emergency assistance and related data with other emergency communications centers and emergency response providers, regardless of jurisdiction, equipment, device, software, service provider, or other relevant factors, and without the need for proprietary interfaces. (9) Nationwide The term nationwide means with respect to all States and all federally recognized Indian Tribes. (10) Nationwide public safety broadband network The term nationwide public safety broadband network has the meaning given the term in section 6001 of the Middle Class Tax Relief and Job Creation Act of 2012 ( 47 U.S.C. 1401 ). (11) Next Generation 9–1–1 The term Next Generation 9–1–1 means an interoperable, secure, Internet Protocol-based system that— (A) employs commonly accepted standards