To amend the Internal Revenue Code of 1986 to encourage the production and use of electric vehicles.

Electric Vehicle Consumer Incentive Tax Act of 1999 - Amends the Internal Revenue Code to revise provisions concerning the credit for qualified electric vehicles to, among other things: (1) increase from 10 to 100 percent the portion of the cost of such a vehicle which is allowable for such credit; and (2) extend such credit for an additional four years.