A furlough shall not be granted to an inmate if the furlough would commence prior to the time the inmate has served the minimum amounts of time provided under this section and is within two years of his or her minimum term being served;

(1) If his or her minimum term of imprisonment is longer than twelve months, he or she shall have served at least six months of the term;

(2) If his or her minimum term of imprisonment is twelve months or less, he or she shall have served at least ninety days and shall have no longer than six months left to serve on his or her minimum term, or the mandatory term has been waived by the parole board;

(3) If he or she is serving a mandatory minimum term of confinement, he or she shall have served all but the last six months of such term subject to restrictions in WAC 137-60-040 (2) and (3).