What does the Missouri electrical contractor license exam test?

Missouri tests on: NEC 2020, NASCLA Electrical OR MO EC Trade.

MO· Contractor exam prep + concierge

Missouri contractor license prep — the full requirement, in one place.

Every code, exam, and state-specific test the Missouri board actually grades you on — paired with the TCS courses that satisfy each one, and the concierge that files your application after you pass. Sourced directly from the issuing boards and verified May 8, 2026.

Missouri accepts NASCLA Electrical via the Missouri Office of Statewide Electrical Contractors (statewide reciprocity-only EC license, intended to bypass municipal ECs for licensed contractors operating in multiple jurisdictions). NEC cycle: NEC 2020.

See the MO bundle →Full MO requirement list MO reciprocity options

What Missouri actually tests

The full requirement set per pathway — what you walk into the exam center expected to know.

MO Statewide Electrical Contractor

Pathway: Electrical Contractor

NASCLA accepted

NEC cycle: NEC 2020
OSHA: OSHA 1926 (referenced)
NEC: Tested
Renewal cycle: Annual · 0 CE hr
Signature regime: Wet ink + notary
Fees: Exam $130 + Application $200

State Trade

NASCLA Electrical OR MO EC Trade

Ref: NEC 2020

Other codes referenced: NEC (2020)

MO Statewide EC is a reciprocity-style license; municipal EC licensure (St. Louis, Kansas City, Springfield, etc.) is separate. NASCLA Electrical satisfies the trade portion at the state level.

Reciprocity: Statewide license bypasses municipal EC licensure requirements per RSMo § 324.900.

MO Statewide EC License Application→

MO Master Electrician as Qualifier

Pathway: Qualifying Agent

NASCLA accepted

NEC cycle: NEC 2020
OSHA: OSHA 1926 (referenced)
Renewal cycle: Annual · 0 CE hr
Signature regime: Wet ink + notary
Fees: Exam $130 + Application $200

State Trade

NASCLA Electrical OR MO trade

Reciprocity: Qualifier must be employee/owner.

Issuing boards

MO Office of Statewide Electrical Contractors

How TCS covers it

One row per requirement bucket. Mapped to the TCS course that satisfies it. Honest gap-flagging where a roadmap module isn't shipped yet.

Required component	TCS course	Status
NASCLA Business + Law (accepted)	TCS NASCLA Business + Law Prep	Roadmap
NEC (NEC 2020) — NFPA 70	TCS NEC Practice Tests (NEC 2020 routing)	Shipped
OSHA 1926 (referenced)	TCS OSHA 1926 Construction Safety Module	Roadmap
NFPA 70E Electrical Safety (career asset)	TCS NFPA 70E Course	Shipped

Coverage statuses are pulled from the live TCS product manifest and updated continuously. Roadmap modules ship in-house per the TCS no-outsourced-training policy — no white-label vendor handoffs.

The Missouri bundle

Pre-launch

Missouri contractor prep bundle

$99

Covers every required component above — priced at penetration-launch tier (TCS pricing strategy).

Reserve my MO bundle →See full TCS pricing

TCS concierge

We file your MO application after you pass.

Pass the Missouriexams. Sign once. TCS pre-fills the application packet, captures the wet signature where required, mails it certified, and tracks acceptance. Your card arrives in the mail; you don't navigate any board portals.

See license management →MO reciprocity options

Missouri business environment — what the exam expects you to know

State-specific tax / lien / labor / safety facts that show up on the state Business + Law exam and matter for day-one operations.

Income tax: 4.95%
Sales tax (state): 4.225% + 4% local avg
Mechanics lien deadline: 180 days
Workers' comp threshold: 5+ employees
Min wage 2026: $13.75
Right to cancel: 3 days
Prompt pay: RSMo § 431.180
Retainage cap: 10%

Reserve a MO seat at the launch price.

Drop your email and TCS sends a custom plan to your inbox: which exams you actually face, which TCS courses cover each, and what concierge filing covers after you pass.

Sources: pr.mo.gov/electrical-contractors.asp

Verified May 8, 2026 · Next drift-check due 2026-08-08 · SME-review pending before customer-ship