Okla. Stat. tit. 30, § 30-4-104: Eligibility of nonresidents - Foreign trust companies or

institutions - Domestic corporations or trust companies

A. Only a person who is a citizen or legal resident of or

legally present in the United States of America shall be eligible to

be appointed guardian of the property or person of a minor or an

incapacitated or partially incapacitated person by the courts of

this state, except as provided under subsection G of Section 4-105

of this title.

B. Only a person who has been a resident, in good faith, of

this state for one (1) year past shall be eligible to be appointed

guardian of the property or person of a minor or an incapacitated or

partially incapacitated person by the courts of this state, and no

foreign trust company or institution shall be appointed guardian of

the property or person of any minor or an incapacitated or partially

incapacitated person by the courts of this state. Provided that

this shall not prevent a person from being appointed guardian of his

or her own spouse, child, children, grandchild, grandchildren,

parent, grandparent, brother, sister, aunt, uncle, niece or nephew

even though he or she is a nonresident of this state.

C. No domestic corporation or trust company shall be appointed

or qualify as guardian of a minor or incapacitated or partially

incapacitated person unless such company is at the time a resident

of and maintains its usual place of business in the county of the

residence of such minor or incapacitated or partially incapacitated

person. No such company shall be appointed or act as such guardian

unless its principal place of business is located in the county

where such proceedings are filed and conducted. Such a domestic

corporation or a natural person not a resident of this state may be

appointed as such guardian upon the written request in a will or

otherwise of a person eligible to make such nomination pursuant to

the provisions of the Oklahoma Guardianship and Conservatorship Act.