WAC 388-107-0480
WAC 388-107-0480. Tuberculosis (TB) — One test
The enhanced services facility is only required to have staff have one TB test if the staff person has any of the following:
(1) A documented history of a negative result from a previous two-step tuberculin skin test; or
(2) A documented negative result from one tuberculin skin test in the previous twelve months; or
(3) The person is tested using a FDA approved TB test that does not require a two-step testing process.