(1) This Agreement shall come into force on the date when the last of all such things shall have been done in the United Kingdom and Swaziland as are necessary to give the Agreement the force of law in the United Kingdom and Swaziland respectively, and shall thereupon have effect-
(a) in the United Kingdom--
(i) as respects income tax (including surtax) and capital gains tax, for any year of assessment beginning on or after 6 April, 1968, and
(ii) as respects corporation tax, for any financial year beginning on or after 1 April, 1968;
(b) in Swaziland--
(i) as respects normal tax, for any year of assessment ending after 30 June, 1968;
(ii) as respects non-resident shareholders' tax on dividends declared after 30 June, 1968, and
(iii) as respects non-residents' tax on interest, on interest payable after 30 June. 1968.
(2) Subject to paragraphs (3) and (4) of this Article the
Arrangement for the avoidance of double taxation and the prevention
of fiscal evasion with respect to taxes on income which was made in
1949(a) between the Government of the United Kingdom of Great
Britain and Northern Ireland and the Government of Swaziland shall
cease to have effect as respects taxes to which this Agreement in
accordance with paragraph (1) of this Article applies.
(3) Subject to paragraph (4) of this Article, where any
provision of the Arrangement referred to in paragraph (2) of this
Article would have afforded any greater relief from tax any such
provision as aforesaid shall continue to have effect for any year
of assessment or financial year beginning before the entry into
force of this Agreement.
(4) Where any greater relief from Swaziland tax would have
been afforded by sub- paragraph (1) of paragraph 6 of the
Arrangement referred to in paragraph (2) of this Article than is
afforded by Article 11 of this Agreement, the aforesaid
sub-paragraph (1) of paragraph 6 shall continue to have effect in
respect of dividends declared on or before the day following the
date of signature of this Agreement.
(5) The Arrangement referred to in paragraph (2) of this
Article shall terminate on the last date on which it has effect in
accordance with the foregoing provisions of this Article.