Cal/OSHA · dir.ca.gov
Other Organics & Carcinogens

Formaldehyde Medical Surveillance

Formaldehyde causes nasopharyngeal cancer, respiratory/skin sensitization, and mucous-membrane irritation; affects workers in resin/plastics, textiles, embalming, and wood-products manufacturing.

Action Level0.5 ppm (8-hr TWA)
PEL0.75 ppm (8-hr TWA); STEL 2 ppm / 15 min
Who is covered: Employees exposed at/above the action level OR exceeding the STEL; employees who develop signs/symptoms; employees exposed in emergencies [5217(l)(1)(A)-(B)]

Evaluation performed by: Licensed physician (employer-selected)

🩺 Baseline / Pre-Placement

Prior to job assignment for covered employees

  • Medical disease questionnaire (content identical to federal Appendix D) — work/smoking history, eye/nose/throat irritation, chronic/hyperreactive airway disease, allergic skin conditions/dermatitis, upper/lower respiratory problems [5217(l)(3)(A)]
  • Physician medical examination (when flagged or for respirator wearers) emphasizing skin and respiratory irritation/sensitization, shortness of breath, eye irritation
  • Baseline pulmonary function tests — FVC, FEV1, FEF — for respirator wearers [5217(l)(4)(B)]
🕒 Periodic / Routine

Interval-based while covered — NOT result-triggered

Schedule: Medical disease questionnaire administered at least annually; for respirator wearers, an annual medical examination including pulmonary function tests (FVC, FEV1, FEF). [5217(l)(3)-(l)(4)]

  • Annual medical disease questionnaire (identical content to federal Appendix D)
  • Physician physical examination (respirator wearers / flagged employees) emphasizing skin and respiratory irritation/sensitization
  • Annual pulmonary function tests — FVC, FEV1, FEF — for respirator wearers [5217(l)(4)(B)]
  • Other tests the physician deems necessary
⚠ Emergency / Post-Exposure

Emergency exposure

  • Medical examination as soon as possible after the emergency exposure [5217(l)(5)]
  • Physical examination emphasizing skin/respiratory irritation and sensitization
  • Tests the physician deems necessary
Abnormal results & exposure-event protocols

Abnormal Results & Exposure-Event Protocols

  • Questionnaire response or physician judgment indicates the employee may be at increased risk 8 CCR 5217(l)(4): Provide a physician-administered medical examination. Tests: Physical examination emphasizing skin/respiratory irritation and sensitization, Pulmonary function tests if indicated, Counseling for conditions aggravated by formaldehyde
  • Physician attributes significant eye/upper-airway irritation, respiratory sensitization, or dermal irritation/sensitization to workplace formaldehyde 8 CCR 5217(l)(8)(E)-(F): Remove/transfer to comparable work at exposure ≤ action level with maintained earnings, seniority, and benefits; optional evaluation/remediation period may precede formal removal. Tests: Follow-up medical evaluation to determine resolution

Reporting Requirements

Who performs the evaluationLicensed physician
Reported to employerWritten medical opinion stating whether the employee has a condition placing them at increased risk from formaldehyde and any recommended exposure/PPE limitations; must not disclose findings unrelated to occupational formaldehyde exposure.
Reported to / for the employeePhysician informs the employee of any condition aggravated by formaldehyde and need for further evaluation; employer furnishes a copy of the written opinion.
Time limitsWritten opinion furnished to the employee within 15 days of employer receipt (per 5217, mirroring federal).
Second-opinion / multi-physician reviewMultiple-physician review: the employee may designate a second physician to review or conduct exams; if the two physicians disagree, a third (specialist) physician is jointly designated to resolve the dispute [5217(l)(9)].
RecordkeepingMedical records retained for the duration of employment plus 30 years (8 CCR 3204).

Medical Removal Protection

Removal/transfer to comparable work at exposure ≤ action level with maintained earnings/seniority/benefits, triggered by physician-attributed irritation/sensitization [5217(l)(8)(E)-(F)] — equivalent to federal.

How this compares to Federal OSHA: Substantively aligned — identical limits (AL 0.5 ppm, PEL 0.75 ppm, STEL 2 ppm), identical questionnaire-based triage (Appendix D), identical PFT triggers for respirator wearers (FVC/FEV1/FEF), and equivalent removal/transfer protections. California uses lettered subsections [(l)(1)(A)] where federal uses roman numerals; the difference is cosmetic. (CA 15-day written-opinion furnishing time marked unverified — not separately confirmed in 5217 text.)

Occu-Med handles Formaldehyde surveillance end-to-end

Scheduling, exams, lab panels, physician review, removal/return determinations, and audit-ready recordkeeping — fully compliant with Cal/OSHA requirements.