Passport validity:
Must have six months’ validity remaining
Blank passport pages:
One page required for entry stamp
Tourist visa required:
Yes
Vaccinations:
None
Currency restrictions for entry: None. However, Vietnamese Dong in excess of VND 150,000,000 or foreign currency in excess of 5,000 U.S. dollars or equivalent must be declared.
Currency restrictions for exit:
None. However, Vietnamese Dong in excess of VND 150,000,000 or foreign currency in excess of 5,000 U.S. dollars or equivalent must be declared.
Source : travel.state.gov