If you purchase a vehicle in another state, you will need to go through that state's DMV office to get a temporary plate and registration to transport the vehicle to New York. Once the vehicle is in New York, you will need to follow the steps to register and title a vehicle [2] here.
You can apply for an interstate in-transit permit, which will allow you to transport a vehicle from a location in New York State to a location outside of New York State.
You can apply for an an intrastate in-transit permit, which will allow you to transport a vehicle from a location within New York to another location within New York.
They are valid 30 days.
$12.50.
Submit these items to a DMV office [3]
If you are not a resident of New York State, you may submit one of these proofs of insurance
Vehicles that do not require insurance in New York State (e.g. light trailers) are not required to present proof of insurance.
All Insurance ID Cards must be original documents. A letter or an insurance binder can be an original document or a fax sent to a DMV office by the insurer. Photocopies are not acceptable.
You do not need to be a New York State resident to apply for an in-transit permit.
See sample insurance documents [7].