Municipal service management.
* Municipal tax management and payment.
* Urban planning department: permits and certificates for construction, renovation, sheds, swimming pools, etc.
* Environment department: riverbank protection, sewing system regulation, tree and shrub donations.
* Information on garbage collections: https://saint-antoine-sur-richelieu.ca/wp-content/uploads/2023/01/MRCVR_Calendriers2023_Saint-Antoine-sur-Richelieu2.pdf
* Advisory committees.
* Public safety: fire department, Sûreté du Québec.
* Room rental.
* Leisure and culture.
* Municipal library.