; and (D) all such items and services were furnished during the 30-day period following the date on which the first item or service (or air ambulance service) included in such request was furnished. (c) IDR entities (1) Process of certification The process described in subsection (a) shall include a certification process under which eligible entities may be certified to carry out the IDR process. (2) Certification (A) In general An entity wishing to participate in the IDR process under this section shall request certification from the Secretaries. The Secretaries shall determine whether or not to certify applicant entities, taking into consideration whether the entity is unbiased and unaffiliated with health insurance issuers, group health plans, health care facilities, and health care providers and free of conflicts of interest, in accordance with the Secretaries’ rulemaking on determining criteria for conflicts of interest. (B) Eligible entities For purposes of this section, an eligible entity is an entity that is a nongovernmental entity and that agrees to comply with the fee limitations described in subparagraph (C). (C) Fee limitations For purposes of subparagraph (B), the fee limitations described in this subparagraph are limitations established by the Secretaries for the amount a certified IDR entity may charge a nonparticipating provider, nonparticipating emergency facility, group health plan, or health insurance issuer offering heath insurance coverage in the group or individual market for services furnished by such entity with respect to the resolution of a specified request of such provider, facility, plan, or issuer under the process described in subsection (a). (3) Selection of certified IDR entity The group health plan or health insurance issuer offering health insurance coverage in the group or individual market and the nonparticipating provider or the nonparticipating emergency facility (as applicable) involved in a request submitted under the IDR process shall agree on a certified IDR entity to