You should not be filing a ME Nonresident tax return...unless you have actual off duty civilian income in ME....or work a Self-employed job in Maine while off-duty.
Buying and registering a vehicle in ME does not mean you must file a ME non-resident tax return....even owning a home there wouldn't require one either.
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
