Common Municipal Activities Division, carries out activities relating to the maintenance of buildings and realted facilities and devices of utility infrastructure and public areas, awarding concessionary approvals for the performance of activities in the maritime domain and maritime domain concessions falling within the competence of the City, approving concessions to legal entities and natural persons falling within the competence of the Administrative Body, activities related to determination and (forced) collection of the utility contribution and rates, as well as monument annuities, maintenance and care for the protection of the maritime domain in general use, tasks related to the performance of utility activities that are financed from the utility rates, activities relating to use and temporary use of public space, and other real property and commercial and advertising items owned by the City of Rijeka, activities related to digging and occupation of public areas, and monitoring of the work and operation of utility and other companies co/owned by the City falling within the scope of activity of the Division.

1. Economy and Collection Subdivision carries out activities relating to the determination and (forced) collection of the utility rates, as well as monument annuities, the water regulation fee (on behalf of Hrvatske vode – legal entity for water management), tasks relating to use and temporary use of public space, and other real property and commercial and advertising items owned by the City of Rijeka, activities related to digging and occupation of public areas and concession approvals for carrying out activities in the maritime domain.
2. Maintenance Subdivision carries out activities relating to the maintenance of buildings and devices and related devices of utility infrastructure in accordance with the regulations on the municipal economy, maintenance works and care for the protection of the maritime domain in general use, works related to the performance of municipal activities that are financed from utility rates, tasks relating to use and temporary use of public space, and other real property and commercial and advertising items owned by the City of Rijeka, activities related to digging and occupation of public areas, and monitoring of the work and operation of utility and other companies co/owned by the City falling within the scope of activity of the Subdivision.