ARTICLE IX
Capital Gains
(1) Gains from the sale, transfer or exchange of capital assets derived by a resident of a Contracting State from sources within the other Contracting State shall be taxable only in the first-mentioned State.
(2) Paragraph (1) shall not apply where a resident of a Contracting State carries on a trade or business in the other Contracting State through a permanent establishment situated therein and such gains are attributable to that permanent establishment; in such event Article III of this Agreement shall be applicable.