According to the Act on Radiological and Nuclear Safety (Official Gazette Nos. 141/13,39/15,130/17, 118/18, 21/22 and 114/22), for transportation of radioactive materials to and from the Republic of Croatia, the operator must ensure that the consignor/consignee is in possession of a prior approval. Application for prior approval may be addressed to:

- Ministry of the Interior (MoI)
  Civil Protection Directorate (CPD), Sector for Radiological and Nuclear Safety
  Nehajska 5, 10 000 Zagreb, Croatia
  Telephone: +385 1 38 55 706
  Facsimile: +385 1 3788 599
  Email: sektor.rns@civilna-zastita.hr
  Website https://civilna-zastita.gov.hr/podrucja-djelovanja/radioloska-i-nuklearna-sigurnost/88