; (B) workers deemed essential by public officials during the COVID–19 pandemic and any subsequent pandemics triggering public health emergency declarations; (C) any State, local, or Tribal government; and (D) local emergency operations centers and health departments. (c) Inclusion of suppliers only on voluntary basis The Secretary may include in the internet clearinghouse established under subsection (a) information with respect to a supplier (including any manufacturer or distributor) only if the supplier agrees to be referenced in the clearinghouse, in which case the supplier shall agree to provide to the Secretary the information listed in subsection (b)(1). (d) Definitions In this section: (1) The term personal protective equipment — (A) means equipment designated to protect individuals from the spread of infection or illness, as determined by the Secretary; and (B) includes any such disinfecting wipes, helmets, gloves, face shields, hand sanitizer, goggles, facemasks, protective clothing, and respirators. (2) The term State means the 50 States, the District of Columbia, the Commonwealth of Puerto Rico, the United States Virgin Islands, Guam, the Commonwealth of the Northern Mariana Islands, and American Samoa. (3) The term Tribal , with respect to a department of health (or health department), includes— (A) Indian Tribes that— (i) are operating 1 or more health facilities pursuant to an agreement under the Indian Self-Determination and Education Assistance Act ( 25 U.S.C. 5301 et seq.); or (ii) receive services from a facility operated by the Indian Health Services