Alternative Fuels Data Center: Law and Incentive Additions by Fuel/Technology Type

Law and Incentive Additions by Fuel/Technology Type

	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020	2021	2022	2023
Aftermarket Conversions	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	9	17	14	7	6	1	10	7	1	1	3	1
Biodiesel	28	35	25	37	74	97	59	57	43	39	16	43	16	20	9	6	16	17	3	7	9	10
Blends	6	8	9	18	30	51	26	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]
Connected and Autonomous Vehicles	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	16	12	2	1	4	2
Efficiency	0	6	4	6	9	8	13	18	9	9	8	7	4	10	1	1	9	4	0	3	7	3
Electric Vehicles	24	34	21	26	40	32	28	50	51	64	49	48	46	65	41	50	159	158	205	337	608	303
Emissions	6	8	12	4	23	16	16	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]	[object Object]
Ethanol	25	29	17	30	70	98	65	52	44	42	13	42	12	21	9	4	15	17	3	7	10	12
Hybrid Electric Vehicles	4	8	10	15	19	18	24	33	33	47	38	42	14	15	6	5	10	18	3	10	7	9
Hydrogen	22	24	18	18	44	28	23	34	24	20	13	25	13	17	13	16	25	25	34	24	47	41
Idle Reduction	0	2	4	16	18	10	20	23	9	9	3	12	8	8	4	1	4	1	1	2	4	1
Natural Gas	28	38	16	23	45	32	27	40	43	34	38	57	50	41	22	15	39	31	9	11	13	15
Neighborhood EVs	0	0	0	0	0	0	0	0	0	0	0	0	3	0	1	0	3	1	0	1	1	0
Propane	27	27	14	21	30	27	22	33	20	25	18	31	31	29	14	8	27	25	7	8	14	13
Renewable Diesel		1		3	1	4	5		1	3		1		2							3	5
Other	12	16	21	22	53	67	42	11	16	6	9	15	7	14	6	19	14	11	0	14	7	8

Source: AFDC Laws and Incentives database

This chart shows trends in laws and incentives related to alternative fuels and advanced vehicles, enacted in all 50 states and the District of Columbia, from 2002 to 2023. Visit the Laws and Incentives page for information on federal and state laws and incentives.

To view more details, notes, and acronyms, please download the Excel spreadsheet.