Is it mandatory to deduct monthly from class -3,class-4 pers

As per Rule 30 (3) of Income tax

Time and mode of payment to Government account of tax deducted at source or tax paid under sub-section (1A) of section 192

Notwithstanding anything contained in sub-rule (2), in special cases, the Assessing Officer may, with the prior approval of the Joint Commissioner, permit quarterly payment of the tax deducted under section 192 or section 194A or section 194D or section 194H for the quarters of the financial year specified to in column (2) of the Table below by the date referred to in column (3) of the said Table...........