subscriptive
/səbˈskrɪptɪv/adjective
1Relating to or consisting of the subscription of a letter or other document. rare.
2Relating to the subscribing of money; of the nature of, consisting of, or supported by a (usually monetary) subscription.
Origin
Mid 18th century; earliest use found in Samuel Richardson (bap. 1689, d. 1761), printer and author. From classical Latin subscript-, past participial stem of subscrībere subscribe + -ive.