Chapter 90 - Plumbers and Electricians
- Article 1 - Holder in Possession and Application for Certificate of Fitness (§§ 90.105 — 90.120)
- Article 2 - Plumber Certificate of Fitness (§§ 90.130 — 90.150)
- Article 3 - Electrician Certificate of Fitness (§§ 90.160 — 90.170)
- Article 4 - Renewal and Cancellation of Electrical and Plumbing Certificate of Fitness (§§ 90.180 — 90.190)
- Article 5 - Continuing Education (§§ 90.192 — 90.200)
- Article 6 - Hearings (Repealed)
- Article 7 - Right of Inspection (§ 90.205)
- Article 8 - General Provisions (§§ 90.890 — 90.900)