IMERC’s Steering Committee includes representatives appointed by the Commissioner/Director of the state member’s agencies. The Committee overseas IMERC’s work and sets policy and programmatic directions. They generally meet twice a year, by conference call. IMERC has a Chair and Vice Chair, which rotate on a yearly basis with the Vice Chair becoming the Chair the following year. The Chair leads the Steering Committee and is responsible for helping to plan conference call agendas and facilitate discussions. The Chair is also responsible for signing any related documentation or communication with manufacturers, organizations, and other agencies. The Vice Chair steps into fulfill the roles of the Chair if the Chair is unable to conduct their responsibilities.

IMERC has formed four Workgroups, including:

• A Mercury-added Product Labeling Workgroup that coordinates state mandatory product labeling activities to help ensure consistency in product labeling. As of 2016, Members of this Workgroup represent Connecticut, Louisiana, Maine, Massachusetts, Minnesota, New York, Rhode Island, Washington, and Vermont. These are the state members of IMERC that have product labeling requirements in effect. This Workgroup has been meeting via conference call on an as needed basis, depending on the number and type of alternative labeling requests that are submitted and product labeling policies and implementation issues that the states are facing.

• A Mercury-added Product Notification Workgroup to coordinate state reporting requirements for manufacturers of mercury-added products, to manage a single point of contact for submitting Notification Forms, and to facilitate interstate review of the Forms. As of 2016, Members of this Workgroup represent Connecticut, Louisiana, Maine, Massachusetts, New Hampshire, New York, Rhode Island, and Vermont since these are the state members of IMERC that require Mercury-added Product Notification. This Workgroup generally meets via monthly conference calls to review Notification Forms that are submitted and to discuss policy issues that arise. This Workgroup has met face-to-face on an as needed basis to discuss changes and modifications to the Product Notification Forms and process.

• A Mercury-added Product Phase-out Workgroup to coordinate state reviews of Mercury-added Product Phase-out Exemption Applications. As of 2016, Members of this Workgroup represent Connecticut, Louisiana, Maine, Massachusetts, Minnesota, New York, Rhode Island, Vermont, and Washington. These are the state members of IMERC, who have some mercury-added product bans or phase-outs that allow for companies to apply for an exemption. This Workgroup has been meeting via conference call on an as needed basis depending on the number and types of applications that are submitted by manufacturers seeking a phase-out exemption.
  
  
• A Mercury-added Product Education & Outreach Workgroup to facilitate coordination among all IMERC-member states on education and outreach efforts related to mercury reduction efforts. This is the newest Workgroup, formed in 2014, and has met via conference call to discuss possible collaborations. As of 2016, Members of this Workgroup represent Maine, Michigan, Minnesota, New Hampshire, New Jersey, and New York.