Every dealer who has applied for temporary license plates shall maintain a permanent record of (i) all temporary license plates delivered to him, (ii) all temporary license plates issued by him, and (iii) any other information pertaining to the receipt or the issuance of temporary license plates which may be required by the Department. Each record shall be kept for at least one year from the date of entry. Every dealer shall allow full access to these records during regular business hours to authorized representatives of the Department and to law-enforcement officers.