The citizens of Serbia can enter Croatia without restrictions, that is, under the same conditions that were in effect before the implementation of the measures to prevent the spreading of COVID-19.
According to the website of the Embassy of Serbia in Croatia, no vaccination certificate or negative PCR test is necessary for the Serbian nationals to enter Croatia.
(eKapija, 27.06.2021)
https://www.ekapija.com/news/3326604/ulazak-u-hrvatsku-bez-ogranicenja-za-gradjane-srbije
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