New Vehicle and Engine Certification: Executive Orders for MY2023 Medium-Duty and Heavy-Duty Engines

The New Vehicle and Engine Certification Program is responsible for the certification of new engines, vehicles, powertrains, aerodynamic devices and other new certifications. Vehicles and engines may be sold and otherwise produced in California only if approved by Executive Order (EO) after review by CARB. Executive Orders are issued for on-road and off-road categories.

Scanned copies of issued Executive Orders may be requested via email.

The following Executive Orders granted to the listed manufacturers of on-road medium-duty and heavy-duty engines have been issued during the 2023 model year, as of June 5, 2024.

Further information is available in the Executive Orders Summary.

For questions, please contact Heavy-Duty Certification or Help Line at 1-800-242-4450.

AGILITY POWERTRAIN SYSTEMS, LLC

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑452‑0012	1/17/2023	PAGIE06.0CNG	SFI	COMPRESSED NATURAL GAS	HD Otto	0.01	0.01	0	6.5	539

ALLISON TRANSMISSION, INC.

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑419‑0019	12/16/2022	PCEXH0408BCB	DDI	DIESEL	Urban Bus Hybrid	0.05	0.16	0	0.04	559
A‑419‑0020	12/14/2022	PCEXH0540LCB	DDI	DIESEL	Urban Bus Hybrid	0.01	0.18	0	0.7	501

BAE SYSTEMS CONTROLS INC.

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑422‑0020	12/16/2022	PCEXH0408BCB	DDI	DIESEL	Urban Bus Hybrid	0.05	0.16	0	0.04	559
A‑422‑0021	12/14/2022	PCEXH0540LCB	DDI	DIESEL	Urban Bus Hybrid	0.01	0.18	0	0.7	501
A‑422‑0022	4/12/2023	PCEXH0408BCB	DDI	DIESEL	Urban Bus Hybrid	0.05	0.16	0	0.04	559
A‑422‑0023	4/12/2023	PCEXH0540LCB	DDI	DIESEL	Urban Bus Hybrid	0.01	0.18	0	0.7	501

CUMMINS, INC.

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑021‑0757	8/22/2022	PCEXH0408BDA	TBI	NATURAL GAS	Medium HD Diesel	0.03	0.01	0	1.6	508
A‑021‑0757‑1	3/14/2023	PCEXH0408BDA	TBI	NATURAL GAS	Medium HD Diesel	0.03	0.01	0	1.6	508
A‑021‑0758	9/20/2022	PCEXH0729XDA	TBI	NATURAL GAS	Heavy HD Diesel / Urban Bus	0.004	0.01	0	1.5	502
A‑021‑0758‑1	3/14/2023	PCEXH0729XDA	TBI	NATURAL GAS	Heavy HD Diesel / Urban Bus	0.004	0.01	0	1.5	502
A‑021‑0758‑2	8/23/2023	PCEXH0729XDA	TBI	NATURAL GAS	Heavy HD Diesel / Urban Bus	0.004	0.01	0	1.5	502
A‑021‑0759	9/20/2022	PCEXH0408BCC	DDI	DIESEL	MD Otto	0.004	0.1	0	0.05	561
A‑021‑0760	9/20/2022	PCEXH0408BCD	DDI	DIESEL	Medium HD Diesel	0.004	0.1	0	0.05	561
A‑021‑0760‑1	2/23/2023	PCEXH0408BCD	DDI	DIESEL	Medium HD Diesel	0.004	0.1	0	0.05	561
A‑021‑0761	10/6/2022	PCEXH0721XCA	DDI	DIESEL	Heavy HD Diesel / Urban Bus	0.01	0.09	0	0.3	503
A‑021‑0762	10/6/2022	PCEXH0912XCA	DDI	DIESEL	Heavy HD Diesel	0.002	0.09	0	0.02	499
A‑021‑0763	10/6/2022	PCEXH0912XCB	DDI	DIESEL	Heavy HD Diesel	0.001	0.08	0	0.2	511
A‑021‑0764	10/6/2022	PCEXH0912XCC	DDI	DIESEL	Heavy HD Diesel	0.004	0.07	0	0.2	523
A‑021‑0767	11/7/2022	PCEXH0540LCB	DDI	DIESEL	Urban Bus / Urban Bus Hybrid	0.01	0.18	0	0.7	501
A‑021‑0768	11/29/2022	PCEXH0540LCA	DDI	DIESEL	Medium HD Diesel	0.03	0.09	0	0.1	523
A‑021‑0768‑1	10/30/2023	PCEXH0540LCA	DDI	DIESEL	Medium HD Diesel	0.03	0.09	0	0.1	523
A‑021‑0769	12/6/2022	PCEXH0408BCA	DDI	DIESEL	Medium HD Diesel	0.03	0.11	0	0.03	525
A‑021‑0770	12/9/2022	PCEXH0408BCB	DDI	DIESEL	Urban Bus Hybrid	0.05	0.16	0	0.04	559
A‑021‑0771	12/27/2022	PCEXH0540LDA	TBI	NATURAL GAS	Medium HD Diesel	0.01	0.01	0	1.5	465
A‑021‑0772	12/27/2022	PCEXH0540LDB	TBI	NATURAL GAS	Urban Bus	0.01	0.01	0	1.5	465
A‑021‑0773	12/27/2022	PCEXH0540LDC	TBI	NATURAL GAS	Heavy HD Diesel	0.01	0.01	0	1.5	465
A‑021‑0780	9/8/2023	PCEXH0540LDG	TBI	NATURAL GAS	Heavy HD Diesel	0.01	0.01	0	1.5	465

CUMMINS, INC. AND HYLIION, INC.

EO #	Date	Engine Family	Fuel System	Fuels	FTP Cert Levels (g/bhp‑hr)
					xxHC	NOx	xxHC+NOx	CO	CO2
					xxHC	NOx	xxHC+NOx	CO	CO2
A‑517‑0001	8/22/2023	PCEXH0729XDA	TBI	NATURAL GAS	0.004	0.01	0	1.5	502

DETROIT DIESEL CORPORATION

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑290‑0185	12/22/2022	PDDXH07.7MDC	DDI	DIESEL	Medium HD Diesel	0.03	0.08	0	0.5	522
A‑290‑0186	12/22/2022	PDDXH12.8TCC	DDI	DIESEL	Heavy HD Diesel	0	0.07	0	0.05	479
A‑290‑0187	12/22/2022	PDDXH14.8TCC	DDI	DIESEL	Heavy HD Diesel	0.01	0.05	0	0.03	499
A‑290‑0188	12/22/2022	PDDXH15.6GEC	DDI	DIESEL	Heavy HD Diesel	0.003	0.07	0	0.1	505

FCA US LLC.

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑009‑1600	10/28/2022	PCRXE06.45Y6	SFI	GASOLINE	MD Otto	0.06	0.09	0	10.1	0
A‑009‑1601	10/28/2022	PCRXE06.45Y6	SFI	GASOLINE	HD Otto	0.04	0.09	0	10.1	0

FORD MOTOR COMPANY

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑010‑2453	12/22/2022	PFMXE07.3BWU	SFI	GASOLINE	MD Otto	0.04	0.05	0	3.2	622
A‑010‑2453‑1	4/6/2023	PFMXE07.3BWU	SFI	GASOLINE	MD Otto	0.04	0.05	0	3.2	622
A‑010‑2453‑2	7/24/2023	PFMXE07.3BWU	SFI	GASOLINE	MD Otto	0.04	0.05	0	3.2	622
A‑010‑2455	12/29/2022	PFMXE07.3BW7	SFI	GASOLINE	HD Otto	0.03	0.04	0	2.9	622
A‑010‑2455‑1	4/6/2023	PFMXE07.3BW7	SFI	GASOLINE	HD Otto	0.03	0.04	0	2.9	622
A‑010‑2455‑2	7/24/2023	PFMXE07.3BW7	SFI	GASOLINE	HD Otto	0.03	0.04	0	2.9	622
A‑010‑2457	1/31/2023	PFMXH06.7P4A	DDI	DIESEL	Light HD Diesel	0.002	0.04	0	0.1	521
A‑010‑2457‑1	7/24/2023	PFMXH06.7P4A	DDI	DIESEL	Light HD Diesel	0.002	0.04	0	0.1	521
A‑010‑2458	1/31/2023	PFMXH06.7P4B	DDI	DIESEL	MD Diesel	0.002	0.04	0	0.1	521
A‑010‑2458‑1	7/24/2023	PFMXE06.7P4B	DDI	DIESEL	MD Diesel	0.002	0.04	0	0.1	521
A‑010‑2460	1/31/2023	PFMXH06.7P5C	DDI	DIESEL	Medium HD Diesel	0.003	0.06	0	0.1	521
A‑010‑2460‑1	7/24/2023	PFMXH06.7P5C	DDI	DIESEL	Medium HD Diesel	0.003	0.06	0	0.1	521
A‑010‑2461	1/31/2023	PFMXH06.7C45	DDI	DIESEL	Medium HD Diesel	0.09	0.13	0	0.9	526

GENERAL MOTORS

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑006‑2355	5/31/2022	PGMXE06.6001	DGI	GASOLINE	HD Otto	0.06	0.05	0	1.7	606
A‑006‑2356	5/31/2022	PGMXE06.6001	DGI	GASOLINE	MD Otto	0.06	0.05	0	1.7	606
A‑006‑2357	7/26/2022	PGMXE06.6002	DGI	GASOLINE	HD Otto	0.04	0.03	0	2.8	604
A‑006‑2365	10/13/2022	PGMXE06.6003	DGI	GASOLINE	HD Otto	0.08	0.05	0	2.3	604

ISUZU MOTORS

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑020‑0328	12/19/2022	PSZXH05.23FD	DDI	DIESEL	Light HD Diesel	0.001	0.18	0	0.12	543

NAVISTAR, INC.

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑004‑0595	1/23/2023	PNVXH04020SA	DDI	DIESEL	Light HD Diesel	0.01	0.13	0	0.1	554
A‑004‑0595‑1	2/23/2023	PNVXH04020SA	DDI	DIESEL	Light HD Diesel	0.01	0.13	0	0.1	554
A‑004‑0596	1/10/2023	PNVXH07570SA	DDI	DIESEL	Heavy HD Diesel	0.05	0.19	0	0.05	482

PACCAR INC

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑384‑0171	12/16/2022	PPCRH10.8C21	DDI	DIESEL	Heavy HD Diesel	0.04	0.13	0	0.3	494
A‑384‑0172	12/16/2022	PPCRH12.9C21	DDI	DIESEL	Heavy HD Diesel	0.04	0.14	0	0.01	478

POWER SOLUTIONS INTERNATIONAL, INC.

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑415‑0038	12/14/2022	PPSIE08.8GAS	SFI	GASOLINE	HD Otto	0.08	0.04	0	3.7	649
A‑415‑0039	12/14/2022	PPSIE08.8LN1	SFI	LIQUIFIED PETROLEUM GAS	HD Otto	0.05	0.02	0	2.7	551
A‑415‑0040	12/14/2022	PPSIE08.8LPG	SFI	LIQUIFIED PETROLEUM GAS	HD Otto	0.1	0.13	0	1.9	535

ROUSH INDUSTRIES INC.

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑344‑0147	10/13/2022	PRIIE07.3BL1	SFI	LIQUIFIED PETROLEUM GAS	HD Otto	0.05	0.02	0	5.8	546
A‑344‑0156	12/20/2022	PRIIE07.3BW7	SFI	GASOLINE	HD Otto	0.06	0.07	0	6.4	646
A‑344‑0158	5/10/2023	PRIIE07.3BL3	SFI	LIQUIFIED PETROLEUM GAS	HD Otto	0.05	0.01	0	4.5	556
A‑344‑0160	5/10/2023	PRIIE07.3BL5	SFI	LIQUIFIED PETROLEUM GAS	HD Otto	0.04	0.02	0	5	544
A‑344‑0162	5/26/2023	PRIIE07.3BW8	SFI	GASOLINE	HD Otto	0.03	0.06	0	3.6	604

VOLVO GROUP TRUCKS TECHNOLOGY

EO #	Date	Engine Family	Fuel System	Fuels	Weight Class	FTP Cert Levels (g/bhp‑hr)
						xxHC	NOx	xxHC+NOx	CO	CO2
						xxHC	NOx	xxHC+NOx	CO	CO2
A‑242‑0215	12/19/2022	PVPTH10.8CA1	DDI	DIESEL	Heavy HD Diesel	0.001	0.09	0	0.2	512
A‑242‑0216	12/19/2022	PVPTH12.8CA1	DDI	DIESEL	Heavy HD Diesel	0.003	0.07	0	0.04	491
A‑242‑0217	12/19/2022	PVPTH12.8CA2	DDI	DIESEL	Heavy HD Diesel	0.003	0.13	0	0.3	482

California Air Resources Board