11.7. For the purposes of section 17.14 of the Act, the amount provided for in section 17.2 of the Act shall be computed using the formula
A × B/C.
For the purposes of this formula,(a) A is the amount of the recovered bad debt;
(b) B is the amount provided for in section 17.12 of the Act, included in the aggregate of the sales that are the amount of the debt to which the amount of the recovered bad debt relates;
(c) C is the aggregate of the sales that are the amount of the debt to which the amount of the recovered debt relates, including the amount provided for in section 17.2 of the Act, the tax payable under Part IX of the Excise Tax Act (R.S.C. 1985, c. E-15) and, where applicable, the tax payable under Title I of the Act respecting the Québec sales tax (chapter T-0.1).