FedEx and other companies have paid millions in fines for shipping cigarettes from Native American reservations to New York City which has the highest cigarette taxes in the country. Cigarette sales have been rising since 2014, including in New York City. (If the Wuhanic Plague is going to kill everyone anyway, might as well smoke 'em while you got 'em).
Arrests and fines for unstamped cigarettes are for those who aren't "protected" and paying off the authorities. Eric Garner's crime that he had had been arrested for multiple times? - dealing cigarettes in front of a legitimate business.