There are no restriction as long as the vessel abides by the laws of the land and also other international regulations eg ISPS Code.
crew change is possible but they must abide by the border agencies requirements which should be the same globally.
There are no restrictions on crew shore leave, but they must have their ID Card or passport with them which will allow them accessing into the port again.
Australia/United Kingdom/France/People’s Republic of China/ Republic of Indonesia/Republic of Korea/United States of America/European Union/India/Malaysia/Nauru/New Zealand/Kiribati/Tuvalu/Papua New Guinea/South Africa
The Mission to Seafarers
Shed #1 King's Wharf, Suva Port
Facilities: Full facilities
Opening Hours: Mon-Fri 1000-2200 Sat 1400-2200 Sun 1800-2200
Telephone No.: +679 330 0911
Mobile: +679 923 4269