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Service 04 · California Compliant

The Cannabis Rules Changed.
Most Programs Did Not.

California AB 2188 amended the Fair Employment and Housing Act effective January 1, 2024. For most employers it is now unlawful to act on a screen that detects non-psychoactive cannabis metabolites. Apex builds and runs the aligned program, and keeps crews working while it does.

Jan 1, 2024
Effective Date
FEHA
Statute Amended
7 yr
Record Retention
Job-Site Program Posture
Audit Ready
Statute
AB 2188
Effective
Jan 1, 2024
Trades Status
Exempt
File Retention
7 Years
The Statute · What Actually Changed

A Law Written About Metabolites, Not Impairment.

AB 2188 did not make impairment on your job site acceptable. It changed what an employer may test for and what an employer may act on. Three moving parts decide whether your current binder protects you or exposes you.

Statute 01

AB 2188

Jan 1, 2024

Amended the Fair Employment and Housing Act. For most employers it is unlawful to discriminate based on off-the-job, off-site cannabis use, or on a screening test that detects non-psychoactive cannabis metabolites.

  • Reaches hiring, discipline, and terms of employment
  • Targets the metabolite, not the employee
  • Impairment at work remains fully actionable
  • A drug-free workplace policy is still permitted
See the exemptions →
Statute 03 · Still Federal

Federal Rules

Unchanged

Federally regulated testing is untouched by state law. DOT-covered safety-sensitive positions, and employers under federal drug-free workplace requirements, continue on federal procedure.

  • 49 CFR Part 40 procedure is unchanged
  • FMCSA, FAA, FTA, PHMSA, FRA and USCG modes
  • Federal contractor and grantee obligations stand
  • State protection does not displace them
Program management →
Legacy Program vs Aligned Program

Where a Pre-2024 Binder Now Creates Liability.

A policy written in 2019 was engineered to catch the metabolite. That is exactly the design the statute now restricts for non-exempt roles. Same binder, opposite legal effect.

Pre-2024 Program · Built for the Metabolite

What Now Exposes You

  • One standard urine panel screening carboxy-THC across every role
  • A single blanket policy applied to exempt and non-exempt staff alike
  • Adverse action taken on a positive with no impairment record behind it
  • Application forms that still ask about prior cannabis use
  • Supervisor referrals resting on a hunch, with nothing written down
Apex Aligned Program · Built for the Statute

What Holds Up Instead

  • Method selected by role, psychoactive THC where the statute reaches
  • A written classification map separating exempt from non-exempt positions
  • Impairment-focused protocol anchored to a contemporaneous observation
  • Application and interview language reviewed against SB 700
  • Trained supervisors documenting behavior before any test is ordered
The Technical Core

Carboxy-THC Is Not Impairment.

This is the point most programs still miss. Standard urine immunoassay panels are engineered to detect 11-nor-9-carboxy-THC, an inactive metabolite the body stores and clears slowly. It can persist for days in a light user and for weeks in a heavy one. It is evidence of past exposure, not of present impairment, and for most employers it is now precisely the finding the statute makes unlawful to act on.

DAYS TO WEEKS OF DETECTION
Legacy Method
Urine Immunoassay
Carboxy-THC

Detects a non-psychoactive metabolite that lingers long after any effect has ended. For a non-exempt California employee, a positive on that analyte alone is a thin place to stand if the decision is contested.

Analyte
Carboxy-THC
Activity
Non-psychoactive
Detection Window
Days to weeks
AB 2188 Posture
Restricted use
RECENT USE WINDOW
Aligned Method
Oral Fluid
Psychoactive THC

Oral fluid collection targets the parent compound instead of the stored metabolite, with a window that sits far closer to the shift you are actually asking about. Collected under direct observation, on the site, with no facility privacy demands.

Analyte
Parent THC
Activity
Psychoactive
Detection Window
Recent use
Collection
Observed, on site
Who Is Exempt

The Exemptions That Decide Your Program.

AB 2188 carves out categories. Construction sits inside one of them, which is good news right up until you count how many people on your payroll are not in the trades.

Building & Construction Trades

Employees in the building and construction trades are exempt from AB 2188. The trades workforce on your sites can be tested under your existing structure.

Federally Regulated Roles

DOT safety-sensitive positions remain under 49 CFR Part 40. Federal procedure governs the covered role regardless of the state statute.

Federal Contractors & Grantees

Employers subject to federal drug-free workplace requirements as a condition of a contract or a grant continue to follow those federal requirements.

The Mixed-Workforce Trap

One company, both categories. Estimators, schedulers, admin, and purchasing usually are not trades. The exemption does not travel with them.

Why GCs Get Caught in the Middle

A general contractor rarely runs one kind of employee. The framing crew, the operators, and the foremen sit inside the trades exemption. The project engineer in the trailer, the estimator downtown, the scheduler, the safety coordinator who never turns a wrench, and the accounts payable clerk usually do not. One policy applied uniformly across that payroll will be uniformly wrong for half of it.

Apex starts every engagement with a role classification pass: each position on the org chart is mapped to exempt, federally covered, or non-exempt, and the testing method and the adverse-action path are set per bucket. That single document is what turns a defensible position into a repeatable one, and it is the first thing a plaintiff's counsel will ask whether you have.

Reasonable Suspicion

The Observation Is the Evidence.

A reasonable-suspicion test that follows an undocumented hunch is a test your counsel will not enjoy defending. A test that follows a written, contemporaneous, two-supervisor observation record is a different conversation entirely. Under an impairment-focused program the documentation matters more than the result, because the documentation is what establishes that you acted on conduct rather than on a metabolite. Apex trains your supervisors on the sequence below and supplies the forms that carry it.

Step 01

Observe Behavior

Specific, articulable conduct. Speech, coordination, eyes, appearance, judgment. Never rumor, never reputation, never an odor by itself.

BasisConduct
ObserversTwo preferred
Step 02

Document On the Spot

Written while it is fresh, before the employee is approached. Time, location, exact behaviors, direct quotes, and who saw it.

WindowSame shift
FormApex ROS
Step 03

Second Confirmation

Where staffing allows, a second trained supervisor observes independently and writes separately. Two records, one event, no coaching.

Standard2 supervisors
RecordsIndependent
Step 04

Remove the Risk

The employee comes off the safety-sensitive task first and testing follows. Transport is arranged. Nobody drives themselves home.

PrioritySite safety
TransportArranged
Step 05

On-Site Collection

A certified collector deploys to the gate. Method matched to the role classification. Chain of custody opens at the seal, not at the lab.

ResponseOn-site
CustodySealed
Step 06

File Assembly

Observation records, collection record, result, verification where applicable, and the action taken are filed together as one event package.

Retention7 years
StatusAudit-ready
Audit-Defensible Documentation

What the File Looks Like After a Challenge.

Nobody assembles a defensible file after the complaint arrives. It is either built at the moment of the event or it does not exist. Four blocks of evidence travel with every Apex-administered action. Program questions submitted through the client portal are answered within one business hour.

The Written Policy

The version in force on the date of the event, with the acknowledgment the employee signed and the date they signed it.

Role Classification

The document showing whether the position was trades-exempt, federally covered, or non-exempt, and the method that follows from it.

Observation & Training

Signed, timed observation records written before the confrontation, plus proof the observing supervisors were trained and when.

Custody, Timeline & Retention

Unbroken custody from seal to laboratory, a minute-level timeline, comparable prior events handled the same way, and seven years of indexed retrieval.

Deployment · Heavy Civil & Commercial

Compliance at Job-Site Speed.

Compliance that costs you a shift is not compliance, it is downtime with paperwork. Apex mobilizes to the gate so testing happens between the tailgate meeting and first pour, with no crews standing down and nobody driving to a clinic.

Deployment 01

Site Mobilization

On-Site

A certified collector deploys to the project with the full kit. Trailer, conex, or tailgate, whatever the site gives us to work with.

  • Collections run at the gate or in the trailer
  • Method matched to each role classification
  • Crew rotates through in staggered groups
  • Chain of custody sealed before the collector leaves
Schedule a mobilization →
Deployment 03

Post-Incident Response

24/7/365

An incident starts a clock that does not care what time it is. Dispatch runs around the clock from the Mission Viejo hub.

  • Round-the-clock call-out to the site
  • Reasonable-suspicion and post-accident protocols
  • Observation forms walked through with the supervisor
  • Specimen routed to the appropriate certified laboratory
  • Event package assembled the same day
Call the direct line →
Compliance Note

Operational Guidance, Not Legal Advice

Everything on this page describes how Apex Medical OC operates a workplace testing program and how we document it. It is operational guidance. It is not legal advice, it does not create an attorney-client relationship, and it is not a substitute for counsel who knows your workforce.

AB 2188 is an obligation that sits with you as the employer, not a credential Apex holds on your behalf. Apex is the operating partner that keeps your program aligned with it. Final policy language, role classifications, and any adverse-action decision should be reviewed by qualified California employment counsel before it is issued.

Frequently Asked

GCs · Safety Leads · HR.

The questions construction clients ask in the first call. Direct answers, no hedging.

Employees in the building and construction trades are exempt from AB 2188. That covers most of the people wearing a hard hat on your project. It does not automatically cover everyone on your payroll, and the exemption applies to the role, not to the company. The classification pass we run at onboarding is what settles it position by position.

No, and neither is anyone else. AB 2188 is a California employment law that places obligations on employers. There is no certification issued under it and no vendor holds one. Apex is the operating partner that builds the program, trains your supervisors, runs the collections, and keeps the documentation that demonstrates your compliance.

Yes. The statute protects off-the-job use and restricts action on non-psychoactive metabolites. It does not require you to tolerate impairment, possession, or use on the job. What changes is the evidence you build the decision on: documented conduct plus an appropriate method, rather than a metabolite result standing alone.

That is the most common shape we see, and it is where GCs get caught. DOT safety-sensitive drivers stay on federal procedure, trades employees sit in the exemption, and the office population is protected. One policy cannot serve all three. We map the org chart, set the method and the adverse-action path per bucket, and give you one document that shows why each person is treated the way they are.

Less than sending anyone to a clinic. The collection happens on site under direct observation, needs no restroom and no privacy facility, and crews rotate through in staggered groups so production keeps moving. For most projects the entire visit fits inside the window a clinic would have burned on drive time alone.

A certified collector working to Apex procedure, badged and briefed on your site rules before arrival. All Apex drivers and logistics staff are W-2 employees. Specimen collectors may be engaged as 1099 professionals, and every collector working an Apex program is credentialed, trained to our chain-of-custody standard, and accountable to the same file.

Is Your Job-Site Program Still Legal?

Most binders written before 2024 are not. Send us the policy and the org chart, and we will tell you exactly which roles are exposed and what it takes to close the gap.

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