1.1 Relevant Extracts from the Income Tax Act
Income tax Act – Section 1. Interpretation. —In this Act, unless the context otherwise indicates—
“gross income”, in relation to any year or period of assessment, means—
(i) in the case of any resident, the total amount, in cash or otherwise, received by or accrued to or in favour of such resident; or
(ii) in the case of any person other than a resident, the total amount, in cash or otherwise, received by or accrued to or in favour of such person from a source within or deemed to be within the Republic,
during such year or period of assessment, excluding receipts or accruals of a capital nature, but including, without in any way limiting the scope of this definition, such amounts (whether of a capital nature or not) so received or accrued as are described hereunder, namely—
(a) any amount, including any voluntary award, received or accrued in respect of services rendered or to be rendered or any amount (other than an amount referred to in section 8(1)) received or accrued in respect of or by virtue of any employment or the holding of any office: Provided that—
(i) the provisions of this paragraph shall not apply in respect of any benefit or advantage in respect of which the provisions of paragraph (i) apply;
(b) any amount, including any voluntary award, received or accrued in respect of the relinquishment, termination, loss, repudiation, cancellation or variation of any office or employment or of any appointment (or right or claim to be appointed) to any office or employment: Provided that—
(a) the provisions of this paragraph shall not apply to any lump sum award from any pension fund, pension preservation fund, provident fund, provident preservation fund or retirement annuity fund;
(b) any such amount which becomes payable in consequence of or following upon the death of any person shall be deemed to be an amount which accrued to such person immediately prior to his death;
(c) a retirement fund lump sum benefit or retirement fund lump sum withdrawal benefit;

(i) the cash equivalent, as determined under the provisions of the Seventh Schedule, of the value during the year of assessment of any benefit or advantage granted in respect of employment or to the holder of any office, being a taxable benefit as defined in the said Schedule, and …. ;

8. Certain amounts to be included in income or taxable income.—
(1)
(a)
(i) There shall be included in the taxable income of any person (hereinafter referred to as the “recipient”) for any year of assessment any amount which has been paid or granted during that year by his or her principal as an allowance or advance, excluding any portion of any allowance or advance actually expended by that recipient—
(aa) on travelling on business, as contemplated in paragraph (b), unless an allowance or advance has been granted by an employer in respect of the use of a motor vehicle as contemplated in paragraph 7 of the Seventh Schedule;
(b) For the purposes of paragraph (a)(i)(aa) —
(i) any allowance or advance in respect of transport expenses shall, to the extent to which such allowance or advance has been expended by the recipient on private travelling (including travelling between his place of residence and his place of employment or business or any other travelling done for his private or domestic purposes), be deemed not to have been actually expended on travelling on business;
(ii) subject to the provisions of subparagraph (iii), where such allowance or advance has been paid to the recipient in order that it may be utilized for defraying expenditure in respect of any motor vehicle used by the recipient, the portion of the allowance expended by the recipient during the year of assessment for business purposes shall, unless an acceptable calculation based on accurate data is furnished by the recipient, be deemed to be an amount calculated by applying the rate per kilometre determined in the manner prescribed by the Minister of Finance by notice in the Gazette for the category of vehicle used, on a distance travelled during the said year for business purposes (other than private travelling as contemplated in subparagraph (i));
(iii) where such allowance or advance is based on the actual distance travelled by the recipient in using a motor vehicle on business (excluding the said private travelling), or such actual distance is proved to the satisfaction of the Commissioner to have been travelled by the recipient, the amount expended by the recipient on such business travelling shall, unless the contrary appears, be deemed to be an amount determined on such actual distance at the rate per kilometre fixed by the Minister of Finance by notice in the Gazette for the category of vehicle used: Provided that where an allowance or advance is deemed to have accrued under section 7B to the recipient in the year of assessment during which that allowance or advance is paid, the distance travelled for business purposes in respect of which that allowance or advance is received shall be deemed to have been travelled during the year in which that allowance or advance is paid;
(iiiA) where the portion of the allowance or advance which is claimed by the recipient to be actually expended is calculated based on accurate data furnished by the recipient in respect of any vehicle—
(aa) in the case of a vehicle that is being leased, the total amount of payments in respect of that lease may not in any year of assessment exceed an amount of the fixed cost determined by the Minister in the notice contemplated in subparagraph b(ii), for the category of vehicle used;
(bb) in any other case—
(A) the wear and tear of that vehicle must be determined over a period of seven years from the date of original acquisition by that recipient and the cost of the vehicle must for this purpose be limited to R400 000, or such other amount determined by the Minister by notice in the Gazette; and
(B) the finance charges in respect of any debt incurred in respect of the purchase of that vehicle must be limited to an amount which would have been incurred had the original debt been R400 000, or such other amount determined by the Minister in terms of subitem (A);
(iv) where any motor vehicle which is owned or leased by an employee, his spouse or his child, whether directly or indirectly by virtue of an interest in a company or trust or otherwise, has been let to the employer or any associated institution in relation to the employer, the sum of the rental paid by the employer or associated institution and any expenditure defrayed by the employer or associated institution in respect of the vehicle, shall be deemed to be an allowance paid to the employee in respect of transport expenses, and in such case the said rental shall for the purposes of this Act (excluding this paragraph) be deemed not to have been received by or to have accrued to the lessor of such motor vehicle, and for the purposes of paragraph 2(b() of the Seventh Schedule such employee shall be deemed not to have been granted the right to use such motor vehicle.