The following words and terms, when used in this article, shall have the following meanings unless the context clearly indicates otherwise: “Eligible owner” means a direct owner of a pass-through entity who is a natural person subject to the tax imposed by Article 2 (§ 58.1-320 et seq.) or an estate or trust subject to the tax imposed by Article 6 (§ 58.1-360 et seq.). “Owner” means any individual or entity who is treated as a partner, member, or shareholder of a pass-through entity for federal income tax purposes. “Pass-through entity” means any entity, including a limited partnership, a limited liability partnership, a general partnership, a limited liability company, a professional limited liability company, a business trust, or a Subchapter S corporation, that is recognized as a separate entity for federal income tax purposes, in which the partners, members, or shareholders report their share of the income, gains, losses, deductions, and credits from the entity on their federal income tax returns or make the election and pay the tax levied pursuant to § 58.1-390.3.