do i have to pay any fees?
You will probably also have to pay the county use tax when you register. See the registration fees and estimated taxes for information on county use taxes.
and should I take the invoice?
Bring your dealer's bill of sale showing that you paid New York State sales tax. Also bring a bill of sale from the MV-50 NY State dealer only or a complete sales tax exemption {Sales Tax Form} pdf at the New York State Department of Taxation and Finance DTF-803 for a departure from - state dealer.