CERTIFICATE Certificate Number: 141186.01 The Environmental Management System and implementation of:

Jacobs Vehicle Systems, Inc. 22 East Dudley Town Road Bloomfield, CT 06002 United States meets the requirements of the standard:

ISO 14001:2015 Scope: Design, development and manufacture of vehicle retarders and valve actuation mechanisms. Certification Structure: Single site Certificate Expires: April 20, 2023 Certificate Issued: April 21, 2020 Certified Since: April 21, 2011

Dr. Cem O. Onus Managing Director DEKRA Certification, Inc. 1120 Welsh Road, Suite 210 North Wales, PA 19454 USA (215) 997-4519 www.dekra.us/en/audits