law: 3. In the principal Act, in section 80JJAA, in sub-section (2), in the Explanation, after clause (ii), the following proviso shall be inserted, with effect from the 1st day of April, 2017,
  namely:-
  'Provided that in the case of an assessee who is engaged in the business of manufacturing of apparel, the provisions of sub-clause (c) shall have effect as if for the words "two hundred and forty days", the words "one hundred and fifty days" had been substituted.'.