State-owned galleries typically provide this permit and an official receipt at the time of purchase.
If you buy from an independent studio or market, you must obtain the permit yourself at the National Registry office in Havana (Calle 17 #1009). Costs and Timing: buying art in cuba 2017
If you forget your permit, some airports have a Registry specialist who can issue one for roughly 7 CUC per work . Top Places to Buy Art State-owned galleries typically provide this permit and an