Residential Water-Heater Installer (WHI)
    
            Last updated 01/21/2025
    
    
    
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        Fees
        
    
        
            
                | License Fee | Description | Exemptions | 
        
        
                
                    | $100.00 |  | None | 
        
    
     
    
        
Description
        A person licensed as a limited specialty plumber by the State Plumbing Board can replace existing water heaters in one- and two-family dwellings.
    
    
        
Duration
        License renewal is every three years on April 1.
    
    
        
Renewal Information
        A renewal notice will be mailed to the licensee approximately six weeks prior to the expiration of their license. Continuing Education (if necessary) and fees will be explained on the renewal form. Renewal fees vary by license type
    
    
        
Duplicate License Requirements
        If you lost your license or have changed your address and would like a replacement license, submit form 2523 from Building Codes website, along with appropriate $10 fee.
    
    
 
Prerequisites and Requirements
    
Prerequisites
    Be an individual sole proprietor, partner in a partnership, or designated officer or employee of a corporation, with both an Electrical Limited Specialty (LMS) and a plumbing contractor license;
AND
• Have the application signed by the plumbing-electrical contractor in step 6; 
AND
• Complete an approved 8-hour training class for WHIs
    
Required Documentation
    Completed application with applicable fee
Copy of high school diploma, GED or equivalent
Copy of apprenticeship completion (if required by license type)
Experience qualification documents (if required by license type)
    
Examination Information
    Three-hour, 52 question open book. Upon approval, a list will be provided outlining approved exam material.
    
Continuing Education Requirements
    Exempt from continuing education requirements.
    
Bonding Requirements
    None
    
Insurance Requirements
    None
    
Other Information
    Applicants are required to be employed by a registered plumbing contractor with a limited maintenance specialty contractor license.
Statutes, Administrative Rules, Ordinances
    
Other Detail Information
    
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