Ga. Code § 9-10-90
As used in this article, the term "nonresident" includes an individual, or a partnership, association, or other legal or commercial entity (other than a corporation) not residing, domiciled, organized, or existing in this state at the time a claim or cause of action under Code Section 9-10-91 arises, or a corporation which is not organized or existing under the laws of this state and is not authorized to do or transact business in this state at the time a claim or cause of action under Code Section 9-10-91 arises. The term "nonresident" shall also include an individual, or a partnership, association, or other legal or commercial entity (other than a corporation) who, at the time a claim or cause of action arises under Code Section 9-10-91, was residing, domiciled, organized, or existing in this state and subsequently becomes a resident, domiciled, organized, or existing outside of this state as of the date of perfection of service of process as provided by Code Section 9-10-94.
OCGA § 9-10-90