N6. 21. Income Tax. 1967. (2) (a) In the case of a resident in the Colony the relief shall be- (i) if his rate of Commonwealth income tax does not exceed one half of his rate of tax in the Colony, at his rate of Common- wealth income tax; (ii) in any other case, at half his rate of tax in the Colony. (b) In the case of a person not resident in the Colony the relief shall be- (i) if his rate of Commonwealth income tax does not exceed his rate of tax in the Colony, at half his rate of Commonwealth income tax; (ii) in any other case, at a rate equal to the excess of his rate of tax over one half of Commonwealth income tax. (3) No relief shall be granted in accordance with the provisions of subsection (1) of this section in respect of Com- monwealth income tax charged in any part of the Common- wealth unless the Legislature of that part has provided for relief in respect of tax charged on income both in that part and in the Colony in a manner similar to that provided for this section. (4) The expression "rate of tax" when applied to tax paid or payable under this Ordinance, means the rate deter- mined by dividing the amount of the tax paid or payable for that year (Double Taxation Relief being left out of account) by the total income for that year, except that where the income which is the subject of a claim to relief under this section is computed by reference to the provisions of section 13 on an amount other than the ascertained amount of the actual profits, the rate of tax shall, be determined by the Comptroller. (5) Where a person is, for any year of assessment, resident both in the Colony and in a part or place in which Commonwealth income tax is chargeable, he shall, for the purposes of this section, be deemed to be resident where, during that year, he resides for the longer period. Double taxation 91. (1) If the Administrator in council by Order declares arrangements. that arrangements sqpcified in the Order have been made with the Government of any territory outside of the Colony with a view to affording relief from double taxation in relation to