State of California

AIR RESOURCES BOARD

Executive Order R-10-016

Relating to the Regulations Applicable to Portable Diesel Engines and Diesel Engines

Used in Off-Road and On-Road Vehicles

WHEREAS, on January 28, 2010, the Air Resources Boa rd (ARB or Board) conducted a hearing to consider the adoption of proposed amen dments to the Statewide Portable Equipment Registration Program (Statewide PERP) Reg ulation, the Airborne Toxic Control Measure for diesel-fueled portable engines (Portable Engine ATCM), and Diesel Engines Used in Off-Road and On-Road Diesel- Fueled Vehicles, as set forth in the Initial Statement of Reasons released to the pu blic on December 10, 2009;

WHEREAS, following the public hearing, the Board ad opted Resolution 10-2, in which the Board approved sections 2451, 2452, 2453, 2456, 2458, 2460, 2461 and 2462, the Statewide PERP, title 13, Cal. Code Regs., as set forth in Attachment A t hereto, and the amendments to sections 93116.1, 93116.2 and 931 16.3, the Portable Engine ATCM, title 17, Cal. Code Regs., as set forth in At tachment B thereto, and section 2449, the regulation for In-Use Off-Road Diesel-Fue led Vehicles, title 13, Cal. Code Regs., as set forth in Attachment C thereto, and am endments to section 2025, the regulation for In-Use On-Road Diesel-Fueled Vehicle s, title 13, Cal. Code Regs., as set forth in Attachment D thereto;

WHEREAS, Resolution 10-2

, directed the Executive to determine if additional conforming modifications to the regulations were ap propriate; if no additional modifications are appropriate, the Executive Office r shall take final action to adopt the regulations, as set forth in Attachments A, B, C, a nd D thereto; if the Executive Officer determined that additional conforming modifications were appropriate, the Executive Officer shall adopt the modified regulations after making the modified regulatory language and any additional supporting documents an d information available to the public for a period of 15 days, provided that the E xecutive Officer shall consider such written comments as that were submitted during this period, shall make such further modifications as may be appropriate in light of the comments received, and shall present the regulation to the Board for further con sideration if he determines that was
warranted;

WHEREAS, on March 15, 2010, the modified regulation s, reflecting the amendments approved by the Board and other changes made to bes t reflect the intent of the Board at the hearing, were made available for public comm ent for a period of 15-days, with the changes to the originally proposed text clearly indicated, in accordance with the provisions of title 1, Cal. Code Regs., section 44; and

WHEREAS, written comments were received during the 15-day comment period and those comments have been considered by the Executiv e Officer.Executive Order R-10-016 -2-

WHEREAS, the Executive Officer has deemed it is nec essary to bifurcate the rulemaking file in order to get the regulation oper ative as soon as possible for the stakeholders that need the operating extension for certain engines that were supposed to be put out of service by January 1, 2010 and are not able to legally operate their engines until the extension is in effect;

NOW, THEREFORE, IT IS ORDERED that the recitals and findings contained in

Resolution 10-2 are incorporated herein.

IT IS FURTHER ORDERED, that the amendments to secti ons sections 2025, 2449, 2449.3, 2452, 2453, 2456, 2458, 2460, 2461 and 2462 , title 13, Cal. Code Regs.,and sections 93116.1, 93116.2, and 93116.3, title 17, C al. Code Regs., are adopted as set

forth in Attachment 1 hereto.

Executed this 27th day of August 2010, at Sacramento, California.

/s/

James N. Goldstene

Executive Officer

Attachment