; and (B) to the maximum extent practicable, ensure that each microelectronics product and service, other than a critical microelectronics product and service, that is purchased by the Department of Defense on or after such date meets the trusted supply chain and operational security standards established pursuant to subsection (b). (2) Critical microelectronics products and services For purposes of this section, a critical microelectronics product or service is a microelectronics product, or a service based on such a product, that is designated by the Secretary as critical to meeting national security needs. (b) Trusted supply chain and operational security standards (1) Standards required Not later than January 1, 2021, the Secretary shall establish trusted supply chain and operational security standards for the purchase of microelectronics products and services by the Department. (2) Consultation required In developing standards under paragraph (1), the Secretary shall consult with the following: (A) The Secretary of Homeland Security, the Secretary of State, the Secretary of Commerce, and the Director of the National Institute of Standards and Technology. (B) Suppliers of microelectronics products and services from the United States and allies and partners of the United States. (C) Representatives of major United States industry sectors that rely on a trusted supply chain and the operational security of microelectronics products and services. (D) Representatives of the United States insurance industry. (3) Tiers of trust and security authorized In carrying out paragraph (1), the Secretary may establish tiers of trust and security within the supply chain and operational security standards for microelectronics products and services. (4) General applicability The standards established pursuant to paragraph (1) shall be, to the greatest extent practicable, generally applicable to the trusted supply chain and operational security needs and use cases of the United States Government and commercial industry, such