Hongrie
Recours à des courtiers en douane
114-116 paragraphs of Act 13 of 2016 on the implementation of union customs law
http://njt.hu/cgi_bin/njt_doc.cgi?docid=194898.340034
Decree of Ministry for National Economy 41/2016 (XI. 17.) on the Customs Agents and Customs Brokers' Register and the mandatory training of customs agents and customs brokers
http://njt.hu/cgi_bin/njt_doc.cgi?docid=198568.329341
The legislation does not require compulsory use of brokers.