Okla. Stat. tit. 6, § 6-910.5: Special deposit purpose

A. A special deposit shall serve at least one permissible

purpose stated in the account agreement from the time the special

deposit is created in the account agreement until termination of the

special deposit.

B. If, before termination of a special deposit, the bank or a

court determined the special deposit no longer satisfies subsection

A of this section, Sections 8 through 11 of this act cease to apply

to any funds deposited in the special deposit after the special

deposit ceases to satisfy subsection A of this section.

C. If, before termination of a special deposit, the bank

determines the special deposit no longer satisfies subsection A of

this section, the bank may take action it believes is necessary

under the circumstances, including terminating the special deposit.