A letter used on CITES permits and certificates to indicate the purpose of trade in the specimen covered therein, as follows:
T Commercial
Z Zoo
G Botanical garden
Q Circus or travelling exhibition
S Scientific
H Hunting trophy
P Personal
M Medical (including biomedical research)
E Educational
N Reintroduction or introduction into the wild
B Breeding in captivity or artificial propagation
L Law enforcement / judicial / forensic
See also: source code
[Definition adapted from Resolution Conf. 12.3 (Rev. CoP18)]
French: code de but de la transaction / Spanish: código de propósito de la transacción