32 M.R.S. § 14711
§ 14711. Expiration
1.
REGISTRATIONS. Registrations issued under section 14703 expire:
A.
On the date that the registrant establishes a permanent place of business and surrenders the registrant's
registration to the department;
B.
When the registrant fails to file a renewal application as required by section 14707; or
C.
Upon the surrender of the registration for cancellation.