SMITH COUNTY — Residents of Smith County Emergency Services District No. 2 have approved a sales tax that will increase pay for additional firefighters. The final unofficial tally was 3,439 in favor, with 3,368 against. According to our news partner KETK, the Smith County sales tax is at 0.5 percent and voters approved an increase of up to 1.5 percent. 11 Departments make up ESD No. 2, most of which are staffed with volunteers. The departments cover over 700 square miles and protects more than 92,000 residents.