Antonyms of adj duty-free

1 sense of duty-free

Sense 1
duty-free -- (exempt from duty; "duty-free liquor")

INDIRECT (VIA nontaxable) -> taxable, nonexempt -- ((of goods or funds) subject to taxation; "taxable income"; "nonexempt property")

Similarity of adj duty-free

1 sense of duty-free

Sense 1
duty-free -- (exempt from duty; "duty-free liquor")
       => nontaxable (vs. taxable), exempt -- ((of goods or funds) not subject to taxation; "the funds of nonprofit organizations are nontaxable"; "income exempt from taxation")