Any recipient of aid to the blind under this Article who moves to another county of this State shall be entitled to receive aid to the blind in the county to which he has moved and the board of county commissioners of such county, or its authorized agent, is hereby directed to make the appropriate aid to the blind grant to such recipient subject to the rules and regulations of the Commission for the Blind, beginning with the next payment period after such recipient has established settlement in the county to which he has moved by continuously maintaining a residence therein for a period of 90 days. The county from which a recipient moves shall continue to pay aid to such recipient until such time as the recipient becomes qualified to receive aid from the county to which he has moved. The county from which a recipient has moved shall forthwith transfer all necessary records relating to the recipient to the appropriate board of county commissioners, or its authorized agent, of the county to which the recipient has moved immediately upon the recipient becoming qualified to receive aid from such county. (1937, c. 124, s. 8; 1947, c. 374; 1965, c. 905; 1971, c. 190, ss. 1, 2; 1973, c. 476, s. 143.)