Okla. Stat. tit. 58, § 58-1217: Persons dealing with purported custodian -

Responsibilities.

A third person in good faith and without court order may act on

the instructions of or otherwise deal with any person purporting to

make a transfer or purporting to act in the capacity of a custodian

and, in the absence of knowledge, is not responsible for

determining:

1. the validity of the purported custodian's designation; or

2. the propriety of, or the authority pursuant to the

provisions of the Oklahoma Uniform Transfers to Minors Act for, any

act of the purported custodian; or

3. the validity or propriety pursuant to the provisions of the

Oklahoma Uniform Transfers to Minors Act of any instrument or

instructions executed or given either by the person purporting to

make a transfer or by the purported custodian; or

4. the propriety of the application of any property of the

minor delivered to the purported custodian.