The director will mail to the employing agency's claims coordinator a copy of all initiations, terminations, reductions, or resumptions of compensation (Form TWCC-21). The employing agency shall immediately notify the director when an injured employee elects to utilize accrued sick leave before receiving weekly payments of compensation, or when extended sick leave, pool sick leave, or emergency leave is granted to an employee injured in the course of employment.
28 Tex. Admin. Code § 251.309