Indigent inmates shall be permitted to mail three letters first class weighing one ounce or less each week at institution expense. In addition, an indigent inmate shall be permitted, where necessary, to send an unlimited number of letters of any weight to any court official at institution expense. A charge shall not be placed against future deposits to an inmate's account for the cost of postage and materials supplied in accordance with 103 CMR 481.10.
103 CMR 481.09