Failure to renew the license on or before October first of each year constitutes a forfeiture of the optometrist's license. The license may be renewed at the discretion of the board upon application and payment of the fee required by § 36-7-11 , and a late fee set by the board by rules promulgated pursuant to chapter 1-26 , not to exceed one hundred dollars for each month the renewal is late. Source: SDC 1939, § 27.0709; SL 1947, ch 122 , § 3; SL 1951, ch 131 , § 5; SL 1967, ch 99 ; SL 1973, ch 243 , § 3; SL 1979, ch 252 , § 2; SL 1985, ch 299 , § 3; SL 1986, ch 302 , § 68; SL 2022, ch 147 , § 11.