Texas Labor Code - LAB § 213.021. Interest on Past Due Contribution

(a) An employer who does not pay a contribution on or before the date prescribed by the commission is liable to the state for interest of one and one-half percent of the contribution for each month or portion of a month that the contribution and interest payments are not paid in full. The total interest applied may not exceed 37-1/2 percent of the amount of contribution due at the due date.

(b) Liability for interest under Subsection (a) does not apply to an employer who: