TRéMA is the urban transit network of the Mâcon Beaujolais Agglomération community. The service includes 6 regular lines serving the heart of the community and the main neighbouring municipalities of Mâcon. This offer is completed by school lines and services on reservation (early morning, late evening, Sunday…).

A free shuttle system irrigates the city centre and the north and south car park relays in order to facilitate travel in the hyper-centre.