Solar Installation — Alabama license requirements
01 The project
The starting point is the work itself — Solar Installation in Alabama. The job determines which trades are involved, and the trades determine which license classifications may be required.
| Component | Trade |
|---|---|
| Solar energy system | Solar |
| Electrical interconnection | Electrical |
02 Jurisdiction
This project is evaluated for Alabama — the five-board / two-threshold state. Non-residential work of $100,000 or more (pools $5,000) is the ALBGC general contractor layer; residential work over $10,000 (roofing over $2,500) is the HBLB home builder layer; and the electrical (AECB, ch. 36), plumbing/gas (PGFB, ch. 37) and HVAC/R (HACR, ch. 31) trades are licensed by their own boards. Alabama jurisdiction page.
Municipal building-permit and business-licence fees are set locally and were not read — LOCAL_AUTHORITY_REQUIRED. Alabama publishes a single confirmed contractor bond (the HVAC/R $20,000 performance bond) and no general contractor bond, so no other bond amount appears here to verify against. State requirements are not the complete story for any locality.
03 Trade → license
Relations below are recorded per state — only this jurisdiction's classifications are shown.
Trades involved: Solar, Electrical.
- May require ELEC-CON — Electrical Contractor confirmed S-AL-AECB-LAW rule AL-ELEC-LICENSEThe default answer: rooftop PV is electrical construction work — an AECB electrical contractor licence is required (§34-36-13). There is no solar-specific Alabama licence.
- Component basis ELEC-JRN — Journeyman Electrician confirmed S-AL-AECB-LAW rule AL-ELEC-LICENSEWorker limb: a journeyman electrician holds the individual electrical certificate.
- Alternative path HACR-HVAC — Heating and Air Conditioning Contractor confirmed S-AL-HACR-LAW rule AL-HVAC-LICENSECONDITIONAL solar-thermal limb: solar heating tied to HVAC equipment can fall within the HACR licence scope (chapter 31).
04 Scope
What the official sources say about the work involved — typed assertions, never a boolean "covers". Interpretations are marked as such.
- Officially included ELEC-CON Engaging In The Electrical Contracting Business (may_perform) Code of Alabama §34-36-13 S-AL-AECB-LAW Alabama licenses the electrical contractor business; the qualifying individual is a master electrician and journeymen hold individual certificates.
- Officially excluded ELEC-CON Requiring A Separate Local Electrical Contractor License For The Same Purpose (may_not_perform) Code of Alabama chapter 36, Title 34 S-AL-AECB-LAW CERTAINTY NOTE: the exclusivity clause was not fully extracted from the binary PDF — recorded as reported, not confirmed.
- Officially excluded HACR-HVAC Localities Imposing Further Testing On A State Licensed Hvac Contractor (may_not_perform) Code of Alabama §34-31-28 S-AL-HACR-LAW Alabama expressly prohibits local HVAC further testing.
- Requires another classification HACR-HVAC A 20000 Dollar Performance Bond For New Applicants (requires) Administrative Code rule 440-X-3-.04(5) S-AL-HACR-BOND The only state contractor bond Alabama publishes; $20,000 per the official rule.
05 Requirements
| Requirement | Kind | Statement | Source |
|---|---|---|---|
| No person may engage in electrical contracting or work as a master/journeyman electrician without an AECB license AECB chapter 36 law PDF (§34-36-12/13, §34-36-7) — read 2026-10-05 | license | §34-36-13 'License required; exemptions': no person shall engage in the electrical contracting business or perform work as a master or journeyman electrician without a licence from the Alabama Board of Electrical Contractors, subject to the section's exemptions. §34-36-7 requires every applicant for an electrical contractor or journeyman electrician licence to submit a completed application, application fee and supportive documentation of qualifications before taking the examination. A licence must be displayed (§34-36-12). | S-AL-AECB-LAWSource S-AL-AECB-LAW — Alabama Board of Electrical Contractors (AECB)Alabama Board of Electrical Contractors — chapter 36, Title 34 (official full-text law PDF) — AECB chapter 36 law PDF (§34-36-12/13, §34-36-7) — read 2026-10-05 https://aecb.alabama.gov/wp-content/uploads/2022/05/Section34LAW.pdf Retrieved 2026-10-05 · last verified 2026-10-05 Official board-published PDF of chapter 36 (read 2026-10-05 via official-domain metadata/snippet — the PDF is binary and not fully extractable by this harness, so facts are limited to what the board publishes in text elsewhere). Defines 'electrical contracting' and the JOURNEYMAN ELECTRICIAN ('A person who possesses necessary qualifications, training, and technical knowledge to install electrical wiring, apparatus, or equipment…'). §34-36-13 is the licence-required/exemptions section; §34-36-7 examinations with reciprocity; §34-36-12 display of licences. RETRIEVAL LIMITATION: binary PDF — the operative licence-required text is corroborated through the official Administrative Code filing (S-AL-ADMINCODE-303) and the board home (S-AL-AECB). |
| HVAC/R contractors must be licensed by the HACR board; localities may not impose further testing HACR chapter 31 law PDF (§34-31-18, §34-31-28) — read 2026-10-05 | license | Chapter 31, Title 34 regulates the heating, air conditioning and commercial refrigeration contractors industry (§34-31-18 definitions; §34-31-28 examination). Certification/licensing means the process of testing to determine the knowledge and skill of an individual, and 'further testing … by localities' is PROHIBITED — a locality may not impose its own additional examination on a state-licensed HVAC/R contractor. | S-AL-HACR-LAWSource S-AL-HACR-LAW — Alabama Board of Heating, Air Conditioning and Refrigeration Contractors (HACR)Alabama HACR — chapter 31, Title 34 (official law PDF, §§34-31-18 et seq.) — HACR chapter 31 law PDF (§34-31-18, §34-31-28) — read 2026-10-05 Retrieved 2026-10-05 · last verified 2026-10-05 Official board-published PDF of chapter 31 (read 2026-10-05 via official-domain snippet). §34-31-18 defines 'certification or license' as testing to determine knowledge/skill for heating, air conditioning and refrigeration work; §34-31-28 is the examination section — 'further testing by localities PROHIBITED' — and the exemptions. RETRIEVAL LIMITATION: binary PDF — the licence requirement and exam section are corroborated by the board home and the Administrative Code rule 440-X-3-.04. |
| Alabama applies TWO different contractor thresholds — $100,000 non-residential and $10,000 residential ALBGC law page ($100,000 / $5,000) + HBLB law page ($10,000 / $2,500) — read 2026-10-05 | contract rule | Alabama does not have a single contractor threshold. Non-residential commercial, industrial and public work is licensed by the Licensing Board for General Contractors when 'the cost of the undertaking including labor and materials is $100,000 or more' (chapter 8, Title 34; raised from $50,000 by Act 2024-277, effective 2024-10-01), and swimming pools at $5,000. Residential home building is licensed by the Home Builders Licensure Board 'when the cost of the undertaking exceeds ten thousand dollars ($10,000)', and residential roofing at $2,500 (chapter 14A, Title 34). A job under the residential $10,000 threshold on a residence is the only 'unlicensed contractor' band Alabama recognises for residential work. | S-AL-GC-LAWSource S-AL-GC-LAW — Alabama Licensing Board for General Contractors (ALBGC)Alabama Licensing Board for General Contractors — Contractor Licensing Law (chapter 8, Title 34) — ALBGC law page ($100,000 / $5,000) + HBLB law page ($10,000 / $2,500) — read 2026-10-05 https://genconbd.alabama.gov/about/law/ Retrieved 2026-10-05 · last verified 2026-10-05 Read in full 2026-10-05. Verbatim: a 'general contractor' is one who undertakes construction '…in the State of Alabama where the cost of the undertaking including labor and materials is $100,000 or more. Swimming Pool construction of $5,000 or more.' 'Subcontractors performing minimum contracts including labor and materials of $100,000 ($5,000 swimming pools) under contract to a licensed prime contractor must be licensed by the board.' Awarding authorities must ascertain licensure before bids (§34-8-8); a prime awarding a ≥$100,000 subcontract becomes an awarding authority; §34-8-9 issuance of building permits. Section list includes 34-8-1 definition, 34-8-2 licensure/classification, 34-8-3 examination, 34-8-5 effect, 34-8-6 prohibited acts/penalties, 34-8-7 exemptions/subcontractors, 34-8-8 awarding authorities, 34-8-9 building permits. NOTE: the section list contains NO bond section (CONFLICT-AL-001). |
06 Rule: AL-ELEC-LICENSE
§34-36-13: no person shall engage in the electrical contracting business or perform work as a master or journeyman electrician without a licence from the Alabama Board of Electrical Contractors, subject to the section's exemptions. The business credential is the electrical contractor licence (with a qualifying master electrician); a journeyman holds an individual certificate. Missing facts yield NOT_DETERMINED.
| Outcome | Conclusion | Caveats |
|---|---|---|
| license-required | electrical_contractor_license_required |
|
| exception | electrical_license_exception |
|
Rule confidence: confirmed. Missing inputs produce NOT_DETERMINED — never a forced answer. Sources: S-AL-AECB-LAWS-AL-ADMINCODE-303
07 Rule: AL-HVAC-LICENSE
Chapter 31, Title 34, regulates the heating, air conditioning and commercial refrigeration contractors industry; the HACR board licenses by examination (§34-31-28) and further testing by localities is PROHIBITED. A new applicant must provide the $20,000 performance bond (rule 440-X-3-.04(5)). Missing facts yield NOT_DETERMINED.
| Outcome | Conclusion | Caveats |
|---|---|---|
| license-required | hvac_contractor_license_required |
|
Rule confidence: confirmed. Missing inputs produce NOT_DETERMINED — never a forced answer. Sources: S-AL-HACR-LAWS-AL-HACR-BOND
08 No solar licence — the AECB electrical credential
| Question | Alabama answer | Source |
|---|---|---|
| Generic solar contractor licence | none exists — rooftop PV is electrical construction work, so the AECB electrical contractor licence (§34-36-13) is the credential | S-AL-AECB-LAW |
| Default credential path | an AECB electrical contractor licence with a qualifying master electrician; a journeyman electrician holds the individual certificate | S-AL-AECB-LAW |
| Solar-thermal limb | solar heating tied to HVAC equipment can fall within the HACR licence scope (chapter 31, Title 34) | S-AL-HACR-LAW |
| Bond | no general-contractor bond is published by the ALBGC (CONFLICT-AL-001) | S-AL-GC-LAW |
09 Permit and verification layer
Alabama separates the credential from the permit: the STATE boards decide who may work (the ALBGC / HBLB / AECB / PGFB / HACR licences and certificates), while the municipal building department issues the building permit and the city/county issues a business licence. §34-8-9 ties building-permit issuance for covered work to the state licensure framework. Permit and business-licence fees are set locally and were not read — LOCAL_AUTHORITY_REQUIRED. S-AL-GC-LAW
Verify the credential that actually applies on the official lookup before relying on any outcome here. S-AL-CODE-34-8-2
Source S-AL-HACR-BOND — Alabama Legislature — Code of Alabama 1975 (ALISON) & Alabama Administrative Code
Alabama Administrative Code rule 440-X-3-.04 — Forms of licensing (HACR performance bond) — Administrative Code 440-X-3-.04(5) — read 2026-10-05
https://admincode.legislature.state.al.us/administrative-code/440-X-3-.04
Retrieved 2026-10-05 · last verified 2026-10-05
Read 2026-10-05 (Administrative Code chapter 440-X, Alabama Board of Heating, Air Conditioning and Refrigeration Contractors). Rule 440-X-3-.04(5): 'All new heating and air conditioning, or refrigeration contractor applicants must provide a performance bond in the amount of Twenty Thousand Dollars ($20,000).' Also defines the forms of licensing (business licence + qualifying individual). NOTE: some commercial surety pages circulate a $15,000 figure — the official rule states $20,000 (CONFLICT-AL-002).