In this subchapter:
(1) “Co-owners with right of survivorship” includes joint tenants, tenants by the entireties, and other co-owners of property or accounts held under circumstances that entitle one (1) or more to the whole of the property or account on the death of the other or others.
(2) “Governing instrument” means a deed, will, trust, insurance or annuity policy, account with POD designation, pension, profit-sharing, retirement, or similar benefit plan, instrument creating or exercising a power of appointment or a power of attorney, or a dispositive, appointive, or nominative instrument of any similar type.
(3) “Payor” means a trustee, insurer, business entity, employer, government, governmental agency, subdivision, or instrumentality, or any other person authorized or obligated by law or a governing instrument to make payments.