American Screening Corp. Published July 15, 2026. Updated July 15, 2026.
If drug test results influence any medical decision, such as diagnosis, treatment planning, or medication management, your facility must use CLIA-waived devices and hold a CLIA Certificate of Waiver. If results are used only for employment, legal, or compliance purposes, forensic-use-only devices are appropriate and no CLIA certificate is required.
That is the entire distinction in two sentences. The rest of this guide explains why the line sits where it does, what each label actually means, and which category your facility falls into.
What Does CLIA-Waived Actually Mean?
CLIA stands for the Clinical Laboratory Improvement Amendments of 1988, the federal law that regulates all testing performed on human specimens when the results are used for diagnosis, prevention, or treatment of disease, or for assessing health. The program is administered by CMS, with the FDA responsible for categorizing tests by complexity.
A CLIA-waived drug test is a device the FDA has categorized as waived, meaning it is simple to run, has clear instructions, and carries a low risk of an erroneous result when used as directed. Waived status is granted through FDA clearance plus a CLIA waiver categorization or a dual 510(k)/CLIA waiver submission.
To use CLIA-waived tests clinically, a facility needs a CLIA Certificate of Waiver from CMS. The application is Form CMS-116, the certificate covers the site (not individual staff), and it lasts two years. Waived sites are not subject to routine CLIA inspections, though CMS can still investigate complaints; the core obligation is to follow the manufacturer's instructions for each test exactly. Browse CLIA-waived drug tests to see devices in this category.
What Does Forensic Use Only Mean?
Forensic-use-only (FUO) drug tests are devices sold for non-medical testing: workplace screening, staffing and pre-employment programs, probation, parole, drug courts, corrections, and other legal or administrative settings. CLIA does not apply to this testing because the results are not used to diagnose or treat anyone; they answer an administrative or legal question.
FUO devices are typically the same lateral-flow immunoassay technology as their CLIA-waived counterparts and are commonly built to the same SAMHSA screening cutoffs. The difference is regulatory status and permitted use, not chemistry. Because they have not been through the FDA's clinical clearance and waiver process for over-the-counter or point-of-care medical use, their labeling restricts them to forensic applications, and using them for medical decision-making would put the facility outside both the device labeling and CLIA. The 12 panel forensic-use-only drug test cup is a typical example of this category.
How Do CLIA-Waived and Forensic Tests Compare Side by Side?
| Factor | CLIA-Waived | Forensic Use Only |
|---|---|---|
| Regulatory basis | FDA cleared and CLIA waived categorization | Labeled for forensic/non-clinical use |
| Certificate required | CLIA Certificate of Waiver (CMS Form 116) | None |
| Permitted uses | Clinical: diagnosis, treatment, medication monitoring, plus any forensic use | Employment, legal, corrections, compliance only |
| Who can buy and run it | Clinics, treatment centers, physician offices, hospitals | Employers, TPAs, courts, corrections, staffing firms |
| Typical technology | Lateral-flow immunoassay cup, dip, or strip | Same technology |
| Typical cutoffs | SAMHSA screening cutoffs | SAMHSA screening cutoffs |
| Results usable in medical records | Yes, as waived point-of-care results | No |
| Cost | Modest premium per device | Generally the lowest cost option |
Which Type Does Your Facility Need?
Match your facility type to the purpose of the result:
| Facility Type | Typical Purpose of Testing | Required Device Type |
|---|---|---|
| Substance use treatment center / MAT clinic | Treatment decisions, medication management | CLIA-waived, with Certificate of Waiver |
| Physician office / urgent care | Clinical workup, prescription monitoring | CLIA-waived, with Certificate of Waiver |
| Hospital or behavioral health unit | Clinical care | CLIA-waived (or moderate/high complexity lab) |
| Employer / HR department | Pre-employment, random, post-accident | Forensic use only |
| Staffing and background screening firms | Client workforce screening | Forensic use only |
| Probation, parole, drug court, corrections | Supervision compliance | Forensic use only |
| Pain management clinic | Prescription adherence monitoring | CLIA-waived, with Certificate of Waiver |
| Sober living homes | Depends: house rules vs. clinical program | Forensic for house policy; CLIA-waived if tied to treatment |
The gray zone is any organization that does both. A treatment center that also drug tests its own employees can use forensic devices for the HR program, but every resident or patient test that touches the clinical record needs a waived device under its CLIA certificate.
What Happens If You Use the Wrong Test Type?
Using forensic-only devices for clinical decisions means performing regulated laboratory testing without CLIA certification. CMS can impose sanctions on facilities that perform clinical testing without a certificate, results may be challenged or unusable in the medical record, and payers can deny claims tied to non-compliant testing. It also creates liability exposure: a treatment decision based on a device whose labeling prohibits clinical use is difficult to defend.
The reverse error is only financial. Running CLIA-waived cups in a workplace program is completely legal; you are simply paying a premium for clearance your use case does not require.
How Do You Get a CLIA Certificate of Waiver?
The process is straightforward and handled at the state level:
- Complete CMS Form 116, available from CMS or your state agency.
- Submit it to your state's CLIA program office.
- Pay the certificate fee (fees are set by CMS and renew on a two-year cycle).
- Receive your CLIA number, then begin waived testing following each device's package insert exactly.
Processing time varies by state. Once issued, keep the certificate current, run tests exactly per the insert, and use only tests the FDA has categorized as waived.
Frequently Asked Questions
Can a treatment center use forensic-use-only drug tests?
Only for purposes that never touch clinical care, such as testing its own staff under an employment policy. Any test whose result informs treatment, medication decisions, or the patient's clinical record must be a CLIA-waived device run under the facility's Certificate of Waiver.
Do employers need a CLIA certificate to drug test employees?
No. Workplace drug testing for employment purposes is not subject to CLIA because it is not performed for diagnosis or treatment. Employers can use forensic-use-only cups, dips, and strips without any certificate.
Are CLIA-waived and forensic tests equally accurate?
They generally use the same lateral-flow immunoassay technology and the same screening cutoffs, so analytical performance is comparable. The CLIA-waived version has additionally passed the FDA's waiver categorization demonstrating accurate results in untrained hands. Either way, presumptive positives should be confirmed by a laboratory before adverse action or clinical reliance.
Can probation departments use CLIA-waived tests?
Yes. CLIA-waived devices can be used in any setting, including forensic ones. Many agencies simply choose forensic-use-only devices because they cost less and the waived status adds nothing to a supervision program.
How long does a CLIA Certificate of Waiver last?
Two years. The facility must renew and pay the fee each cycle to keep performing waived testing. The certificate covers the location, so multi-site operators need coverage for each testing site.
Sources
- CMS, Clinical Laboratory Improvement Amendments (CLIA): https://www.cms.gov/medicare/quality/clinical-laboratory-improvement-amendments
- CMS, How to Apply for a CLIA Certificate: https://www.cms.gov/medicare/quality/clinical-laboratory-improvement-amendments/apply
- FDA, CLIA Waiver by Application: https://www.fda.gov/medical-devices/ivd-regulatory-assistance/clia-waiver-application
- FDA, Drugs of Abuse Tests: https://www.fda.gov/medical-devices/in-vitro-diagnostics/drugs-abuse-tests
- 42 CFR Part 493 (CLIA regulations): https://www.ecfr.gov/current/title-42/chapter-IV/subchapter-G/part-493
Not sure which category your program needs? Compare drug test cups or contact American Screening and we will match the device class to your use case.
