; (II) testifying or being about to testify in a proceeding concerning such violation; (III) assisting or participating, or being about to assist or participate, in such a proceeding; or (IV) objecting to, or refusing to participate in, any activity, policy, practice, or assigned task that the provider or representative reasonably believes to be in violation of any provision of this Act (including any amendment made by this Act), or any order, rule, regulation, standard, or ban under this Act (including any amendment made by this Act). (ii) Complaint procedure A provider or representative who believes that he or she has been discriminated against in violation of this section may seek relief in accordance with the procedures, notifications, burdens of proof, remedies, and statutes of limitation set forth in section 2087(b) of title 15, United States Code. 302. Qualifications for providers (a) In general A health care provider is considered to be qualified to provide covered services if the provider is licensed or certified and meets— (1) all the requirements of State law to provide such services