Page 26 - Employee Handbook January 1, 2025

6. Big River will refuse to hire a prospective employee based upon
a confirmed positive drug screen (unless cleared by the MRO),
upon refusal to provide a sample for testing, or any tampering
with a sample.

C. Testing of Current Employees. An employee who has been selected for drug
and alcohol testing is required to immediately report to the collection site
designated by Big River. A list of drugs tested for is outlined above in Section B.

1. The testing shall be conducted upon a sample from the human body
capable of revealing the presence of alcohol, drugs, or their metabolites as
"sample" is defined by the Administrative Rules and Regulations of the
Iowa Public Health Department applicable to drug and alcohol testing
under Iowa Code Section 730.5, specifically urine, breath, and/or saliva.

2. At the time of sample collection, employees may submit information
relevant to the test, including identification of any prescription or non-
prescription drug currently or recently used, legal recreational substances,
and/or other relevant medical information. The Medical Review Officer
(“MRO”) will evaluate the information provided. This data is reviewed
solely by the testing company or MRO. No genetic information is
requested and will not be accepted.

3. If there is a confirmed positive drug or alcohol test, the employee will be
notified in writing by certified mail, return receipt requested of the test
results, the employee’s right to request and obtain a confirmatory test, the
test fee, and the procedure to request a confirmatory test. A second test will
be conducted only if the employee, in person or by certified mail, requests
the second test, identifies an approved laboratory to conduct the test, and
pays the test fee within seven days of receiving written notice of the test
results. If the second test does not confirm the positive result of the first test,
the first test shall not be considered a confirmed positive test result for the
purposes of disciplinary action, and Big River will reimburse the employee
for the fee paid by the employee for the second test.

4. If the employee is a minor, such notice of the confirmed positive drug or
alcohol test will also be mailed to an identified parent or legal guardian of
the employee by certified mail, return receipt requested.

5. Employees shall be entitled to receive records of a confirmed drug or
alcohol test. The request for records shall be directed to Human Resources.

Page 26 Revision January 1, 2025