Types Of Testing
- Testing that is part of the application process before an
offer of employment is made.
- Testing that is part of the hiring process after an offer
of employment is made, but before hiring actually occurs (a
so-called conditional offer of employment).
- Testing that occurs sometime soon after the individual
begins work, but passing the drug test is made a condition of
employment (i.e., even though the individual is already
working, his or her hiring will not become final unless the
individual passes the required drug test).
The testing of employees who are
chosen on a neutral-selection basis without advance notice.
Random testing also includes the testing of all employees in
a company (or a particular division of the company) when the
date and time of the testing are unannounced and randomly
This is synonymous with probable
cause and reasonable suspicion testing. Typically, the
cause required is an objective, factual, individualized
basis for testing, such as when an employees behavior or
physical appearance suggests drug use or possession of drugs,
or there are other indications of a violation of the
companys substance-abuse prevention policy.
The testing occurs when
employees are given advance notice of the date and time that
testing will take place. It is often conducted as part of a
regularly scheduled employment physical or fitness-for-duty
This testing of an employee
who is involved in an on-the-job accident (vehicle or
otherwise) which may have involved human error, and
which causes a fatality, a serious injury, or significant
This testing occurs during
an employees participation in a rehabilitation program
and/or upon the employees return to work.
Testing of employees whose
job responsibilities are safety-sensitive.