ARTICLE 19
Pensions and Annuities
(1) Pensions, other than those referred to in Article 18, and other similar remuneration paid in consideration of past employment to a resident of a Contracting State and any annuity paid to such a resident shall be taxable only in the State where such income is derived.
(2) The term "annuity" means a stated sum payable periodically at stated times during life or during a specified or ascertainable period of time under an obligation to make the payment in return for adequate and full consideration in money or money's worth.