3.  Prior to its omission, sub-clause (viia), as inserted by the Taxation Laws (Amendment) Act, 1970, w.e.f. 1-4-1971 and later on amended by the Direct Taxes (Amendment) Act, 1974, w.r.e.f. 1-4-1973, Finance Act, 1979, w.e.f. 1-6-1979, Finance Act, 1988, w.e.f. 1-4-1988, Finance Act, 1992, w.e.f. 1-6-1992 and Finance Act, 1993, w.e.f. 1-4-1993, read as under :

‘(viia) where such individual renders services as a technician in the employment of the Government or of a local authority or of any corporation set up under any special law or of any such institution or body established in India for carrying on scientific research as is approved for the purposes of this sub-clause by the prescribed authority or in any business carried on in India and the individual was not resident in India in any of the four financial years immediately preceding the financial year in which he arrived in India,

        the remuneration for such services due to or received by him, which is chargeable under the head “Salaries”, to the extent mentioned below, namely :—

  (I)  where such services commence from a date after the 31st day of March, 1971 but before the 1st day of April, 1988,—

                     (A)  such remuneration due to or received by him during the period of twenty-four months commencing from the date of his arrival in India, in so far as such remuneration does not exceed an amount calculated at the rate of four thousand rupees per month, and where the tax on the excess, if any, of such remuneration for the period aforesaid over the amount so calculated is paid to the Central Government by the employer [which tax, in the case of an employer, being a company, may be paid notwithstanding anything contained in section 200 of the Companies Act, 1956 (1 of 1956)], also the tax so paid by the employer ; and

                     (B)  where he continues, with the approval of the Central Government obtained before the 1st day of October of the relevant assessment year, to remain in employment in India after the expiry of the period of twenty-four months aforesaid and the tax on his income chargeable under the head “Salaries” is paid to the Central Government by the employer [which tax, in the case of an employer, being a company, may be paid notwithstanding anything contained in section 200 of the Companies Act, 1956 (1 of 1956)], the tax so paid by the employer for a period not exceeding twenty-four months next following the expiry of the first-mentioned twenty-four months ;

(II)  where such services commence from a date after the 31st day of March, 1988 but before the 1st day of April, 1993, and tax on his income chargeable under the head “Salaries” is paid to the Central Government by the employer [which tax, in the case of an employer, being a company, may be paid notwithstanding anything contained in section 200 of the Companies Act, 1956 (1 of 1956)], the tax so paid by the employer for a period not exceeding forty-eight months commencing from the date of his arrival in India :

        Provided that the Central Government may, if it considers it necessary or expedient in the public interest so to do, waive the condition relating to non-residence in India as specified in this sub-clause in the case of any individual who is employed in India for designing, erection or commissioning of machinery or plant or supervising activities connected with such designing, erection or commissioning.

        Explanation.—For the purposes of this sub-clause, “technician” means a person having specialised knowledge and experience in—

   (i)  constructional or manufacturing operations, or in mining or in the generation of electricity or any other form of power, or

  (ii)  agriculture, animal husbandry, dairy farming, deep sea fishing or ship building, or

(iii)  such other field as the Central Government may, having regard to the availability of Indians having specialised knowledge and experience therein, the needs of the country and other relevant circumstances, by notification in the Official Gazette, specify,

        who is employed in India in a capacity in which such specialised knowledge and experience are actually utilised ;’

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