Skyservice Inc., Canada's largest charter/management company, often dispatches Learjets from its air ambulance division to Cuba for patient-transfer missions. Based in Montreal, Skyservice has 56 managed and company-owned business aircraft in its stable, including five Learjet 35 air ambulances equipped with intensive-care units that routinely operate on a worldwide basis.

An easy-to-surf guide to 31 CFR 515, the federal code governing licensing for travel to Cuba. Note, especially, the “definitions” section. (http://www.law.justia.com/cfr/title31/31-3.1.1.1.4.html) worldtravelguide.net/cuba/ passport-visa (Good review of Cuban visa requirements.)

Canadian Chris McCabe, chief pilot for Toronto-based Chartright Air Group, has had extensive experience flying chartered business jets into several locations within the Republic of Cuba. As the country adheres to ICAO procedures and altimetry, McCabe offered to provide a PANS OPS review for domestic operators who might eventually be Cuba-bound (or flying anywhere else that uses ICAO procedures):