Whenever any person after applying for or receiving a driver's license moves from the address named in the application or in the issued license, the person shall within 10 days notify the department in writing or electronically by an approved automated interface of the old and new addresses and of the number of any license then held by the person.
Mont. Code Ann. § 61-5-115
Notice of change of address
En
Official source: Montana Code Annotated (Montana Legislature). Reproduced from public-domain Montana statutes; confirm against the official source for the current text. Not legal advice.