Scope. This section applies to any native of Cuba who last came to the United States between April 15, 1980, and October 20, 1980 (hereinafter referred to asMariel Cuban) and who is being detained by the Immigration and Naturalization Service (hereinafter referred to as theService) pending his or her exclusion hearing, or pending his or her return to Cuba or to another country. It covers Mariel Cubans who have never been paroled as well as those Mariel Cubans whose previous parole has been revoked by the Service. It also applies to any Mariel Cuban, detained under the authority of the Immigration and Nationality Act in any facility, who has not been approved for release or who is currently awaiting movement to a Service or Bureau Of Prisons (BOP) facility. In addition, it covers the revocation of parole for those Mariel Cubans who have been released on parole at any time.