Pre arrival registration
Nearly every visitor must submit the SG Arrival Card (SGAC) with an electronic health declaration online, free of charge, within 3 days before arrival; travelers who fail to submit it may be denied entry. Separately, any traveler carrying cash or bearer negotiable instruments over the currency_declaration_threshold amount must also submit a CBNI declaration, Form NP 727, within 72 hours before arrival or departure, to the Singapore Police Force