New Vehicle and Engine Certification: Executive Orders for MY2020 Heavy-Duty GHG Aero Devices

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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 heavy-duty aerodynamic devices have been issued during the 2020 model year, as of June 3, 2024.

Further information is available in the Executive Orders Summary.

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

AERO INDUSTRIES, INC.

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑008‑00018/20/20192020Rear Fairing (TARF)LBDV0.47

ECOFLAPS

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑001‑00015/15/20192020Underbody Device (TAUD*)LBDV + LBRV + SBDV + SBRV0.14
AD‑001‑0001‑18/20/20192020Underbody Device (TAUD*)LBDV + LBRV + SBDV + SBRV0.14

HYUNDAI TRANSLEAD

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑011‑000112/9/20192020Side Skirt (TATS)LBDV (FA)0.50

MICHELIN NORTH AMERICA

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑009‑000110/29/20192020Side Skirt, Rear Fairing, Underbody Device (TATS, TARF, TAUD*)LBDV + LBRV (FA)0.75
AD‑009‑0001‑111/7/20192020Side Skirt, Rear Fairing, Underbody Device (TATS, TARF, TAUD*)LBDV + LBRV (FA)0.75
AD‑009‑0001‑212/4/20192020Side Skirt, Rear Fairing, Underbody Device (TATS, TARF, TAUD*)LBDV + LBRV (FA)0.75
AD‑009‑000212/4/20192020Side Skirt, Rear Fairing, Underbody Device (TATS, TARF, TAUD*)LBDV + LBRV (PA) {RD}0.75

RIDGE CORPORATION

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑002‑00015/15/20192020Side Skirt (TATS)LBDV (FA)0.52
AD‑002‑0001‑16/7/20192020Side Skirt (TATS)LBDV (FA)0.52
AD‑002‑0001‑28/20/20192020Side Skirt (TATS)LBDV0.52
AD‑002‑00025/15/20192020Side Skirt (TATS)LBDV + LBRV0.41
AD‑002‑0002‑16/7/20192020Side Skirt (TATS)LBDV + LBRV0.41
AD‑002‑0002‑28/20/20192020Side Skirt (TATS)LBDV + LBRV0.41
AD‑002‑00035/15/20192020Side Skirt (TATS)LBDV + LBRV0.47
AD‑002‑0003‑16/7/20192020Side Skirt (TATS)LBDV + LBRV0.47
AD‑002‑0003‑28/20/20192020Side Skirt (TATS)LBDV + LBRV0.47
AD‑002‑00045/15/20192020Side Skirt (TATS)LBDV + LBRV0.46
AD‑002‑0004‑16/7/20192020Side Skirt (TATS)LBDV + LBRV0.46
AD‑002‑0004‑28/20/20192020Side Skirt (TATS)LBDV + LBRV0.46
AD‑002‑00055/15/20192020Side Skirt (TATS)LBDV (FA)0.55
AD‑002‑0005‑16/7/20192020Side Skirt (TATS)LBDV (FA)0.55
AD‑002‑0005‑28/20/20192020Side Skirt (TATS)LBDV0.55
AD‑002‑00065/15/20192020Side Skirt (TATS)LBDV + LBRV0.40
AD‑002‑0006‑16/7/20192020Side Skirt (TATS)LBDV + LBRV0.40
AD‑002‑0006‑28/20/20192020Side Skirt (TATS)LBDV + LBRV0.40
AD‑002‑00075/15/20192020Side Skirt (TATS)LBDV + LBRV0.49
AD‑002‑0007‑16/7/20192020Side Skirt (TATS)LBDV + LBRV0.49
AD‑002‑0007‑28/20/20192020Side Skirt (TATS)LBDV + LBRV0.49
AD‑002‑00085/15/20192020Gap Reducing Trailer Fairing (TGRT)LBDV (FA)0.12
AD‑002‑0008‑16/7/20192020Gap Reducing Trailer Fairing (TGRT)LBDV (FA)0.12
AD‑002‑0008‑28/20/20192020Gap Reducing Trailer Fairing (TGRT)LBDV0.12

ROCKETAIL

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑012‑00011/14/20202020Rear Fairing (TARF)LBDV {SD}0.30

STEMCO LP

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑003‑00015/16/20192020Rear Fairing (TARF)LBDV + LBRV0.52
AD‑003‑0001‑18/20/20192020Rear Fairing (TARF)LBDV + LBRV0.52
AD‑003‑0001‑28/14/20192020Rear Fairing (TARF)LBDV + LBRV0.52
AD‑003‑00025/16/20192020Rear Fairing (TARF)LBDV + LBRV0.58
AD‑003‑0002‑18/19/20192020Rear Fairing (TARF)LBDV + LBRV0.58

STREHL, LLC

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑004‑00015/15/20192020Side Skirt (TATS)LBDV (FA)0.37
AD‑004‑0001‑18/20/20192020Side Skirt (TATS)LBDV0.37
AD‑004‑00025/15/20192020Side Skirt (TATS)LBDV (FA)0.39
AD‑004‑0002‑18/20/20192020Side Skirt (TATS)LBDV0.39
AD‑004‑00035/16/20192020Side Skirt (TATS)LBDV (FA)0.40
AD‑004‑0003‑18/20/20192020Side Skirt (TATS)LBDV0.40
AD‑004‑00045/15/20192020Side Skirt (TATS)LBDV (FA)0.43
AD‑004‑0004‑18/20/20192020Side Skirt (TATS)LBDV0.43
AD‑004‑00055/15/20192020Side Skirt (TATS)LBDV (FA)0.44
AD‑004‑0005‑18/20/20192020Side Skirt (TATS)LBDV0.44
AD‑004‑00065/16/20192020Side Skirt (TATS)LBDV (FA)0.45
AD‑004‑0006‑18/20/20192020Side Skirt (TATS)LBDV0.45
AD‑004‑00075/15/20192020Side Skirt (TATS)LBDV (FA)0.46
AD‑004‑0007‑18/20/20192020Side Skirt (TATS)LBDV0.46
AD‑004‑00085/15/20192020Side Skirt (TATS)LBDV (FA)0.47
AD‑004‑0008‑18/20/20192020Side Skirt (TATS)LBDV0.47
AD‑004‑00095/15/20192020Side Skirt (TATS)LBDV (FA)0.50
AD‑004‑0009‑18/20/20192020Side Skirt (TATS)LBDV0.50
AD‑004‑00105/16/20192020Side Skirt (TATS)LBDV (FA)0.51
AD‑004‑0010‑18/20/20192020Side Skirt (TATS)LBDV0.51
AD‑004‑00115/15/20192020Side Skirt (TATS)LBRV0.42
AD‑004‑0011‑18/20/20192020Side Skirt (TATS)LBRV0.42
AD‑004‑00125/15/20192020Side Skirt (TATS)LBRV0.40
AD‑004‑0012‑18/20/20192020Side Skirt (TATS)LBRV0.40
AD‑004‑001312/2/20212020Side Skirt, Underbody Device (TATS, TAUD*)LBDV (FA)0.72
AD‑004‑001412/2/20192020Side Skirt, Rear Fairing, Underbody Device (TATS, TARF, TAUD*)LBDV (FA)0.89
AD‑004‑00153/16/20202020Side Skirt, Rear Fairing, Underbody Device (TATS, TARF, TAUD)LBDV (FA)1.00

TRANSTEX

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑005‑00015/24/20192020Side Skirt (TATS)LBDV + LBRV0.50
AD‑005‑0001‑17/31/20192020Side Skirt (TATS)LBDV + LBRV0.50
AD‑005‑00027/31/20192020Side Skirt (TATS)LBDV + LBRV0.49
AD‑005‑00037/31/20192020Side Skirt (TATS)LBDV + LBRV0.51
AD‑005‑00045/20/20202020Side Skirt (TATS)SBDV + SBRV0.40
AD‑005‑00055/20/20202020Side Skirt (TATS)LBDV0.41
AD‑005‑000612/28/20202020Side Skirt, Rear Fairing (TATS, TARF)LBDV0.82
AD‑005‑000712/28/20202020Side Skirt, Rear Fairing (TATS, TARF)LBDV0.82
AD‑005‑000812/28/20202020Side Skirt, Rear Fairing (TATS, TARF)LBDV0.82
AD‑005‑000912/18/20202020Side Skirt, Rear Fairing (TATS, TARF)LBDV0.82

UTILITY TRAILER MANUFACTURING, CO.

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑006‑00015/16/20192020Side Skirt (TATS)LBDV + LBRV0.44
AD‑006‑0001‑18/19/20192020Side Skirt (TATS)LBDV + LBRV0.44
AD‑006‑00025/16/20192020Side Skirt (TATS)LBDV (FA)0.46
AD‑006‑0002‑18/19/20192020Side Skirt (TATS)LBDV0.46
AD‑006‑000310/22/20192020Side Skirt, Tail (TATS, TARF)LBRV (FA)0.79
AD‑006‑000410/22/20192020Side Skirt, Tail (TATS, TARF)LBDV (FA)0.82

WABASH NATIONAL

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑010‑00019/16/20192020Side Skirt (TATS)LBDV (FA)0.44
AD‑010‑0001‑110/22/20192020Side Skirt (TATS)LBDV0.44
AD‑010‑00029/16/20192020Side Skirt (TATS)LBDV (FA)0.46
AD‑010‑0002‑110/22/20192020Side Skirt (TATS)LBDV0.46
AD‑010‑00039/16/20192020Side Skirt (TATS)LBDV (FA)0.53
AD‑010‑0003‑110/22/20192020Side Skirt (TATS)LBDV0.53
AD‑010‑00049/16/20192020Rear Fairing (TARF)LBDV {SD}0.45
AD‑010‑0004‑110/22/20192020Rear Fairing (TARF)LBDV {SD}0.45

WABCO

EO #DateYears ValidCategoryTrailer Type(s)ΔCdA
AD‑007‑00018/19/20192020Side Skirt (TATS)LBDV + LBRV0.43
AD‑007‑00028/19/20192020Side Skirt (TATS)LBDV0.49
AD‑007‑00038/19/20192020Side Skirt (TATS)LBRV0.48
AD‑007‑00048/19/20192020Side Skirt (TATS)LBDV (FA)0.50
AD‑007‑00058/19/20192020Side Skirt (TATS)LBDV0.51
AD‑007‑00068/19/20192020Side Skirt (TATS)LBRV0.46
AD‑007‑000712/4/20192020Side Skirt (TATS)LBRV0.48
AD‑007‑00081/14/20202020Rear Fairing (TARF)LBDV + LBRV {SD}0.52