You may want to talk to a Canada Revenue Agency agent. My info came from a CRA agent who was liaison with IRS on tax related policy issues. Also, a Canadian Ban

You may want to talk to a Canada Revenue Agency agent. My info came from a CRA agent who was liaison with IRS on tax related policy issues. Also, a Canadian Bank that has presence in US will be helpful in transferring 401k in US to RRSP in Canada.