An election Third Party Advertiser (TPA) is an individual, corporation or group who promotes or opposes a municipal or school board candidate through election advertising. TPAs can take part in election advertising from May 1 to October 17, 2021.
All TPAs who intend to incur expenses or contributions of at least $1,000 must register with their local municipality. If a TPA plans to advertise in more than 10 jurisdictions, then they are required to register with the Provincial Registrar at Municipal Affairs