(1) Persons practicing optometry shall, on or before the applicable renewal date specified under s. 440.08 (2) (a) , register with the department and pay the applicable renewal fee specified under s. 440.08 (2) (a) .
(2) Every practicing optometrist shall display in a conspicuous place, at the entrance of his or her office, the name of the person so practicing therein and shall keep the certificate of registration conspicuously displayed in that place of business so that it can easily be seen and read.