The STM Will Soon Be Free For Your Parents & Grandparents — Here's How They Can Get Their Fare
Starting July 1, 2023, the metro, bus, exo train and paratransit networks will be free for people age 65 and older on Montreal Island. As of April 19, qualifying riders can load their OPUS cards with the free fares, which will start working in July.
Source: mtlblog.com