3. Exemption from fees. A municipal clerk or a veterinary licensing agent shall issue a license upon application and without payment of a license fee required under this section for:

A. A trained guide dog owned or kept by a visually impaired person or such a dog awaiting training;

B. A trained hearing dog owned or kept by a hearing- impaired person or such a dog awaiting training;

C. A trained service dog owned or kept by a physically impaired person or such a dog awaiting training;

D. A trained search and rescue dog recognized by the Department of Inland Fisheries and Wildlife or by the statewide association of search and rescue that cooperates with the Department of Inland Fisheries and Wildlife in developing standards for search and rescue or such a dog awaiting training; and

E. A dog certified by the State and used for law enforcement purposes.

4. Late fees. An owner or keeper required to license a dog under section 3922, subsection 1 or section 3923-C, subsection 1 and applying for a license for that dog after January 31st shall pay to the municipal clerk or dog recorder a late fee of $5 $15 in addition to the annual license fee paid in accordance with subsection 1 or 2 and section 3923-C, subsection 1. The clerk or dog recorder shall deposit all late fees collected under this subsection into the municipality's animal welfare account established in accordance with section 3945.

An owner or keeper whose name appears on a municipal warrant issued in accordance with section 3943 must pay the late fee of $10 $25 required by that section and is not subject to this subsection.

Sec. 14. 7 MRSA §3923-C, sub-§2-A, as amended by PL 1997, c. 690, §18, is further amended to read:

2-A. License fees. A kennel owner shall pay a fee of $21 $42 to the municipal clerk for each license to keep dogs. A license is needed only for dogs 6 months of age or older. A