REGISTRATION YEAR
1917: 7/1 to 12/31
1918-33: 1/1 to 12/31 (1932-33 extended to 3/31)
1934-77: 4/1 to 3/31
New Registrations: Monthly Staggered Registration began 1/1/1978,
expire "DEC 78", dated 11 months from issue.
Renewals: Monthly Staggered Registration began 4/1/1978, expire
"APR 78" to "SEP 79", according to plate's penultimate digit:
1 APR 78 or 79 6 SEP 78 or 79
2 MAY 78 or 79 7 OCT 78
3 JUN 78 or 79 8 NOV 78
4 JUL 78 or 79 9 DEC 78
5 AUG 78 or 79 0 JAN 79
Late renewals after 5/1/1978 treated as new registrations.