; and (iii) modification of policies, directives, and practices to provide that an assessment that a covered contractor or subcontractor is under FOCI may be a sufficient basis for a contracting officer to determine that a contractor or subcontractor is not responsible. (C) Contract requirements, administration, and oversight relating to foci (i) Requirements for contract clauses providing for and enforcing disclosures related to changes in FOCI during performance of the contract, consistent with subparagraph (A), and necessitating the effective mitigation of risks related to FOCI throughout the duration of the contract or subcontract. (ii) Pursuant to section 831(c), designation of the appropriate Department of Defense official responsible to approve and to take actions relating to award, modification, termination of a contract, or direction to modify or terminate a subcontract due to an assessment by the Defense Security Service, or its successor organization, that a covered contractor or subcontractor under FOCI poses a risk to national security or potential risk of compromise. (iii) A requirement for the provision of additional information regarding beneficial ownership and control of any covered contractor or subcontractor on the contract or subcontract. (iv) Other measures as necessary to be consistent with other relevant practices, policies, regulations, and actions, including those under the National Industrial Security Program. (c) Applicability to contracts and subcontracts for commercial products and services and other forms of acquisition agreements (1) Commercial products and services The disclosure requirements under subsection (b) shall not apply to a contract or subcontract for commercial products or services, unless a designated senior official specifically requires the disclosures described in such subparagraphs with respect to the contract or subcontract based on a determination by the designated senior official that the contract or subcontract involves a risk to national security or potential