Glen - is it possible for one of the people in "we" who are on the loan could remain behind in the home for the remaining 4 months? If so, that would meet the 1 year occupancy requirement of your loan. I've had this same situation for a buyer with an FHA mortgage where the breadwinner's work relocated them 10 months after they purchased and gave them a month to for the wife to in the new location. Husband stayed behind and wife moved into temp. housing in the new area until the husband could leave and then they all purchased again with FHA financing.
I'm not sure if your loan is an FHA loan, or if both of "we" were on the loan and you'd have the financial ability to do that. But if you wanted evidence in writing that is all that is required, see:
At least one borrower must occupy the property and sign the security instrument and the mortgage note in order for the property to be considered owner-occupied.
FHA security instruments require a borrower to establish bona fide occupancy in a home as the borrower's principal residence within 60 days of signing the security instrument, with continued occupancy for at least one year.... more