Recours à des courtiers en douane

The legislation involves brokers, but the payment can be done by the importers if they so wish at any commercial bank. It doesn’t necessarily have to go through a broker.

Customs Act 2015, Act 891
Licensing: Section 43 (Customs House Agents)
L.I. 2248; Regulations 19-34
Reference is the ICUMS Portal:
Under law information on the home page