Pass-through entities shall make estimated payments of the withholding tax under sub. (2) in 4 installments, on or before the 15th day of each of the following months: 1.
(1)#
The 3rd month of the taxable year.
(2)#
The 6th month of the taxable year.
(3)#
The 9th month of the taxable year.
(4)#
The 12th month of the taxable year.