Indiana 46633- Affidavit — Dealer is a document required by the Indiana Department of Revenue for motor vehicle dealers to certify that they are registered and compliant with the Indiana Sales Tax laws. The affidavit must be completed annually and submitted to the Department. It includes a self-assessment of the dealer's compliance with the laws and regulations governing motor vehicle sales, use, and excise taxes. There are two types of Indiana 46633- Affidavit — Dealer: 1) the Dealer-Retailer Affidavit, which must be completed by motor vehicle dealers who sell retail vehicles to the public, and 2) the Dealer-Wholesaler Affidavit, which must be completed by motor vehicle dealers who sell wholesale vehicles to other dealers.