1019.6.An amount may be deducted or withheld under section 1015 by an employer from remuneration paid to an employee who performs employment duties for a regulated establishment only to the extent that it does not reduce any amount that, but for that section 1015, would have been deducted or withheld from that remuneration under section 153 of the Income Tax Act (Revised Statutes of Canada, 1985, chapter 1, 5th Supplement), without reference to subsection 1.2 of that section, under section 82 of the Employment Insurance Act (Statutes of Canada, 1996, chapter 23), under section 59 of the Act respecting the Québec Pension Plan (chapter R-9), under section 60 of the Act respecting parental insurance (chapter A-29.011), or as dues referred to in paragraph b or c of section 752.0.18.3.