tests, support for workforce, epidemiology, to scale up academic, commercial, public health, and hospital laboratories, to conduct surveillance and contact tracing, support development of COVID–19 testing plans, and other related activities related to COVID–19 testing: Provided , That of the amount appropriated under this paragraph in this title, not less than $15,000,000,000 shall be for States, localities, territories, Tribes, Tribal organizations, urban Indian health organizations, or health service providers to Tribes for necessary expenses for testing, contact tracing, surveillance, containment, and mitigation, including support for workforce, epidemiology, use by employers, elementary and secondary schools, child care facilities, institutions of higher education, long-term care facilities, or in other settings, scale up of testing by public health, academic, commercial, and hospital laboratories, and community-based testing sites, health care facilities, and other entities engaged in COVID–19 testing, and other related activities related to COVID–19 testing, contact tracing, surveillance, containment, and mitigation: Provided further , That the amount provided in the preceding proviso shall be made available within 30 days of the date of enactment of this title: Provided further , That the amount identified in the first proviso under this paragraph in this title shall be allocated to States, localities, and territories according to the formula that applied to the Public Health Emergency Preparedness cooperative agreement in fiscal year 2019: Provided further , That not less than $500,000,000 shall be allocated in coordination with the Director of the Indian Health Service, to Tribes, Tribal organizations, urban Indian health organizations, or health service providers to Tribes: Provided further , That the Secretary of Health and Human Services (referred to in this paragraph as the Secretary ) may satisfy the funding thresholds outlined in the first and fourth provisos under this paragraph in this title by