Upvote:1
A Timatic search using the Emirates site says:
TWOV (Transit Without Visa):
Holders of onward tickets for a max. transit time of 6 hours.
Visa Issuance:
Passengers in transit for longer than 6 hours can obtain a single transit visa on arrival for a maximum stay of 72 hours. They must have a have confirmation from the airline that a visa has been approved before departure.