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    All States/Arizona/AZ-A-4
    Arizona Registrar of Contractors (ROC)

    Arizona AZ-A-4 — Specialty Sub-Trade Drilling (A-4)

    Drilling — AZ licensed specialty. Statutory scope, exam prerequisites, height limits, and qualifying agent placement for your construction enterprise in Arizona.

    Arizona AZ-A-4 Classification At A Glance

    Height Limitation
    Unlimited
    Sector Authority
    Commercial & Residential
    Financial / Bond
    ROC bond per classification.
    Governing Law
    A.R.S. § 32-1151 et seq.
    Statutory Scope of Work

    What Can a Arizona AZ-A-4 (Drilling (A-4)) Do?

    Drill, including horizontal and vertical drilling or boring, constructing, deepening, repairing or abandoning wells; exploring for water, gas and oil; constructing dry wells and monitor wells. Includes erection of rigs, derricks and related substructures, and installation, service and repair of pumps and pumping equipment.

    Subcontracting & Trade Scope

    Performs all plumbing & gas work; pulls plumbing permits.

    Immediate Market Entry

    Need a Arizona AZ-A-4 Qualifier Immediately?

    Obtaining a Arizona AZ-A-4 license by testing can take 9 to 18 months between application review, study time, exam dates, and board hearings.

    IQS places pre-vetted, licensed Arizona AZ-A-4 Qualifiers with your entity as a qualifying agent, allowing your company to pull permits and sign contracts immediately.

    Fast Turnaround

    We handle qualifier agreements, board background reviews, and paperwork.

    Arizona AZ-A-4 License Requirements & Exam Prerequisites

    Verifiable Experience Required

    • 4 years journeyman plumber experience + pass the state master plumber exam.

    Required Examinations

    • AZ Drilling Trade Exam
    • AZ Business Management Exam
    Financial Stability

    GL insurance per board; workers' comp if employees.

    Frequently Asked Questions: Arizona AZ-A-4 License

    What does a Arizona AZ-A-4 license allow?

    Drill, including horizontal and vertical drilling or boring, constructing, deepening, repairing or abandoning wells; exploring for water, gas and oil; constructing dry wells and monitor wells. Includes erection of rigs, derricks and related substructures, and installation, service and repair of pumps and pumping equipment.

    Can my business hire a Arizona AZ-A-4 qualifying agent?

    Yes. IQS places pre-vetted Drilling (A-4) qualifying agents with your entity. The qualifying agent provides the license credentials necessary for your company to pull permits legally in Arizona.

    How much does a Arizona AZ-A-4 qualifier cost?

    Compensation typically consists of a monthly retainer plus a project/permit fee structure under a compliant qualifying agreement. Contact IQS for current market rates tailored to your volume.

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    Related Arizona License Classifications

    Closely related Arizona classifications for cross-licensing and qualifier placement.

    All Arizona Classifications
    AZ-A

    General Engineering (A)

    Construct or repair: fixed works, streets, roads, power and utility plants, d...

    AZ-B-1

    General Commercial Contractor (B-1)

    Construct, alter and repair in connection with any structure built, being bui...

    AZ-B-2

    General Small Commercial Contractor (B-2)

    For projects of $2,000,000 or less including labor and materials: commercial ...

    AZ-A-5

    Excavating, Grading and Oil Surfacing (A-5)

    Excavating, Grading and Oil Surfacing — AZ licensed specialty.

    AZ-A-7

    Piers and Foundations (A-7)

    Piers and Foundations — AZ licensed specialty.

    AZ-A-9

    Swimming Pools (A-9)

    Swimming Pools — AZ licensed specialty.

    Explore Other Arizona License Classifications
    A
    General Engineering (A)
    1
    General Commercial Contractor (B-1)
    2
    General Small Commercial Contractor (B-2)
    4
    Drilling (A-4)
    5
    Excavating, Grading and Oil Surfacing (A-5)
    7
    Piers and Foundations (A-7)
    9
    Swimming Pools (A-9)
    11
    Steel and Aluminum Erection (A-11)
    12
    Sewers, Drains and Pipe Laying (A-12)
    14
    Asphalt Paving (A-14)
    15
    Seal Coating (A-15)
    16
    Waterworks (A-16)
    17
    Electrical and Transmission Lines (A-17)
    19
    Swimming Pools, Including Solar (A-19)
    B
    General Residential Contractor (B)
    3
    General Remodeling and Repair Contractor (B-3)
    4
    General Residential Engineering Contractor (B-4)
    5
    General Swimming Pool Contractor (B-5)
    6
    General Swimming Pool Contractor, Including Solar (B-6)
    10
    Pre-Manufactured Spas and Hot Tubs (B-10)
    1
    Acoustical Systems (R-1)
    2
    Excavating, Grading and Oil Surfacing (R-2)
    3
    Awnings, Canopies, Carports and Patio Covers (R-3)
    4
    Boilers, Including Solar (R-4)
    6
    Swimming Pool Service and Repair (R-6)
    7
    Carpentry (R-7)
    8
    Floor Covering (R-8)
    9
    Concrete (R-9)
    10
    Drywall (R-10)
    11
    Electrical (R-11)
    12
    Elevators (R-12)
    13
    Asphalt Paving (R-13)
    14
    Fencing (R-14)
    15
    Blasting (R-15)
    16
    Fire Protection Systems (R-16)
    17
    Structural Steel and Aluminum (R-17)
    21
    Hardscaping and Irrigation Systems (R-21)
    22
    House Moving (R-22)
    24
    Ornamental Metals (R-24)
    31
    Masonry (R-31)
    34
    Painting and Wall Covering (R-34)
    36
    Plastering (R-36)
    37
    Plumbing, Including Solar (R-37)
    39
    Air Conditioning and Refrigeration, Including Solar (R-39)
    40
    Insulation (R-40)
    41
    Septic Tanks and Systems (R-41)
    42
    Roofing (R-42)
    45
    Sheet Metal (R-45)
    48
    Ceramic, Plastic and Metal Tile (R-48)
    53
    Drilling (R-53)
    54
    Water Conditioning Equipment (R-54)
    57
    Wrecking (R-57)
    60
    Finish Carpentry (R-60)
    61
    Carpentry, Remodeling and Repairs (R-61)
    62
    Minor Home Improvements (R-62)
    65
    Glazing (R-65)
    67
    Low Voltage Communication Systems (R-67)
    70
    Reinforcing Bar and Wire Mesh (R-70)

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