Latest update: The Entry/Exit Requirements tab was updated ? entry stamp.
You must obtain a correctly dated entry stamp from immigration officials upon entry into Panama. Failure to do so may result in a fine, as immigration officials have begun strictly enforcing entry and exit regulations.
When they enter Panama, visitors are required to have the equivalent of US$500 or a credit card, plus a return or onward ticket.
http://travel.gc.ca/destinations/panama?utm_source=panama&utm_medium=travel_en&utm_campaign=mailout_links&utm_content=2014-02-19%2012:42%20pm