613-731-1314 ext 224 What is a complaint? A complaint results from a difference between the parties (the employer and the member/union) with respect to the interpretation, application, administration or alleged violation of the collective agreement, including whether a case is likely to be arbitrated. For any other questions, please contact your site representative first. Municipal Property Assessment Corporation January 1, 2019 – December 31, 2022 MPAC Collective Agreement.pdf. 2018-2021 OPSEU Corrections Collective Agreement (Final) For more information on performance protection, please contact Coughlin & Associates Ltd. . . .