Okla. Stat. tit. 36, § 2207

Guaranty funds - Membership or financial contribution to or benefit from. No trust created pursuant to the Oklahoma Medical Professional Liability Trusts Act shall be permitted to join or contribute financially to any insurance insolvency guaranty fund or similar entity, nor shall any trust or its insureds receive any benefit from any insurance guaranty fund or similar entity for claims made against the trust or its insureds.