You are not permitted to reside in a buy to let mortgage property if you got it using a buy to let mortgage. You would break your mortgage terms if you lived in a property financed by a buy-to-let mortgage since these mortgages are designed for landlords and investors.
Original Source: – https://www.quora.com/Can-I-live-in-my-buy-to-let-mortgage-property/answer/Ranjit-Singh-3890/log