Secretary of Labor, so that such provisions will be binding upon each subcontractor or vendor. The contractor will take such action with respect to any subcontract or purchase order as may be directed by the Secretary of Labor as a means of enforcing such provisions including sanctions for noncompliance: Provided, however, that in the event the contractor becomes involved in, or is threatened with, litigation with a subcontractor or vendor as a result of such direction, the contractor may request the United States to enter into such litigation to protect the interests of the United States. . (b) Hotline The Department of Labor shall, through the Office of Federal Contract Compliance Programs, establish a hotline and investigate complaints received under both this Act as well as Executive Order 11246 alleging that a Federal contractor is utilizing such training programs in violation of the contractor’s obligations under those orders. The Department shall take appropriate enforcement action and provide remedial relief, as appropriate. (c) Request for information Not later than 30 days after the date of enactment of this Act, the Director of such Office shall publish in the Federal Register a request for information seeking information from Federal contractors, Federal subcontractors, and employees of Federal contractors and subcontractors regarding the training, workshops, or similar programming provided to employees. The request for information should request copies of any training, workshop, or similar programing having to do with diversity and inclusion as well as information about the duration, frequency, and expense of such activities. 5. Requirements for Federal grants (a) In general The heads of all agencies shall review their respective grant programs and identify programs for which the agency may, as a condition of receiving such a grant, require the recipient to certify that it will not use Federal funds to promote the concepts that— (1) one race or sex is inherently superior to another race or sex