One is the letter, A,B,AB, or O. This is the major part of the blood type. The other or minor part is the Rh type, which the A,B,AB, or O part is either positive or negative. Let me explain. The A or B or AB part of the blood type is called an antigen.
The District of Columbia state sales tax rate is 5.75%, and the average DC sales tax after local surtaxes is 5.75%. Washington, DC recently lowered the district sales tax by a quarter of a percent from 6% to 5.75%. The District of Columbia's sales tax is imposed on all sales of tangible property as well as on certain services. There is an additional sales tax of 9% on liquor and alcohol, 12% on parking fees, 10% on restaurant meals and rental cars, and 14% on hotel fees.
Purchasing vehicles from a private party are not immune to Washington state auto tax. Washington has a mandatory use tax that is assessed to you when you register your vehicle at the DMV and ownership is transferred from the previous owner to you. The tax amount is based upon the value of the vehicle at the time of purchase, and is the same retail sales tax of 6.5%.