Director's Loan Used as Deposit for Large Self Employed Mortgage. Getting a mortgage as a self-employed business owner can be notoriously more difficult.Can I use a personal loan for a mortgage deposit? If you own a business, it may be possible that it can finance your deposit in the form of a director's loan. Again, this is subject to strict lending criteria. It's possible, in certain circumstances, to use a loan for a house deposit, but many lenders will not accept this method. The mortgage recording tax consists of six separate taxes imposed on the recording of mortgages on real property located in New York State.