Okla. Stat. tit. 12A, § 1-9-329
The following rules govern priority among conflicting security interests in the same letter-of-credit right:
(2) Security interests perfected by control under Section 1-9-314 of this title rank according to priority in time of obtaining control.
Historical Data Laws 2000, SB 1519, c. 371, § 56, eff. July 1, 2001. Oklahoma Code Comment None.