Okla. Stat. tit. 18, § 18-2023: Contribution of member - Form

The contribution of a member to a limited liability company may

be in cash, property, services rendered, or a promissory note or

other binding obligation to contribute cash or property or to

perform services. A person may be admitted to a limited liability

company as a member of the limited liability company and may receive

a membership interest in the limited liability company without

making a contribution or being obligated to make a contribution to

the limited liability company. Unless otherwise provided in the

operating agreement, a person may be admitted to a limited liability

company as a member of the limited liability company without

acquiring a membership interest in the limited liability company.

Unless otherwise provided in the operating agreement, a person may

be admitted as the sole member of a limited liability company

without making a contribution or being obligated to make a

contribution to the limited liability company or without acquiring a

membership interest in the limited liability company.