; and (2) how to implement community-based alternatives to detention, as a substitute for detention in a facility, which is developed in consultation with stakeholders, including nonprofit legal service providers, nonprofit shelter providers, and detention visitation programs. (c) Notification (1) In general If the Secretary of Homeland Security determines that more immigration detention space will be needed, the Secretary, not later than 60 days before such need, shall submit a written justification of such need to the Chair and Ranking Member of the appropriate congressional committees. (2) Savings provision Nothing in this subsection may be construed to authorize the use of Federal funds to expand immigration detention facilities without explicit statutory authorization after the date of the enactment of this Act. (d) Ending a contract If a facility is deemed less than adequate in the 2 most recent inspections, audits, or investigations conducted by the Office of Inspector General of the Department of Homeland Security pursuant to section 5(a)(1), the Department of Homeland Security shall not continue to contract with such facility. 5. Increased oversight of immigration detention facilities (a) Inspections; audits; investigations In addition to exercising its responsibilities and duties established by the Inspector General Act of 1978 (5 U.S.C. App.), the Office of the Inspector General of the Department of Homeland Security shall— (1) conduct— (A) unannounced annual inspections of immigration detention facilities; (B) audits of immigration detention facilities to ensure compliance with the national standards established pursuant to the Violence Against Women Reauthorization Act of 2013 ( Public Law 113–4 and the Standards to Prevent, Detect, and Respond to Sexual Abuse and Assault in Confinement Facilities (79 Fed. Reg. 13099 et seq.); published by the Department of Homeland Security on March 7, 2014)