AMS ISP Effective Date Confirmed for April 1, 2017 Automotive Materials Stewardship (AMS) is pleased to announce that the Resource Productivity and Recovery Authority has now confirmed that April 1, 2017 is the effective date for AMS’s Industry Stewardship Plan (ISP). Over the next few months, AMS will be working closely with Stewardship Ontario to ensure that automotive stewards experience a smooth transition from the MHSW Program to the AMS ISP. Read more »