Agency Identifier (AID) 3 Agency Identifier of account owner. Used in conjunction with the main account code, the AID represents the department or agency responsible for the TAS. Value required, never blank.
With regard to mortgage lending, the âpar rateâ is the interest rate a borrower will qualify for with a given bank or mortgage lender assuming there is no interest rate manipulation.
What Is a Doc Fee? A doc fee -- also called a document or documentation fee -- is a fee charged by car dealerships to process a vehicle's paperwork. Essentially, a doc fee covers the cost of all the dealership's back-office employees, from the people who handle the money to the employees who deal with the title, registration and the DMV.