; and (2) in 2035, and every year following, 100 percent. (b) Reporting Beginning in 2019, by April 1 of each year, each retail electric supplier shall submit a report to the Administrator containing: (1) Documentation of purchases or generation by the retail electricity supplier of clean energy source electricity as a percentage of the total retail electricity sales of the retail electricity provider in the preceding year. (2) Documentation of plans for the purchase or generation by the retail electricity supplier of clean energy sourced electricity equal to the percentage required by this Act for retail electricity sales in 2027 and in 2035. 202. Zero-emission vehicle mandate Part A of title II of the Clean Air Act ( 42 U.S.C. 7521 et seq.) is amended by adding at the end the following: 220. Zero-emission vehicle mandate (a) In general The minimum annual percentage of the quantity of new motor vehicle sales of a vehicle manufacturer that shall be zero-emission vehicles shall be— (1) in 2027, 80 percent; and (2) in 2035, and every year following, 100 percent. (b) Reporting Beginning in 2019, by April 1st of each year, each vehicle manufacturer shall submit a report to the Administrator containing: (1) Documentation of sales by the vehicle manufacturer of zero-emission vehicles as a percentage of the total sales vehicles of the vehicle manufacturer in the preceding year. (2) Documentation of plans to achieve sales by the vehicle manufacturer of zero-emission vehicles equal to the percentage required by this Act for 2027 and for 2035. (c) Car allowance rebate program The Secretary of Transportation is instructed to establish the Car Allowance Rebate system to provide economic incentives for United States consumers to purchase new, clean energy vehicles. (d) Definitions In this section: (1) Vehicle manufacturer (A) In general The term vehicle manufacturer means an entity that— (i) engaged in the manufacturing of new motor vehicles