Licensing Guides
Ohio Septic License: How to Become a Septic Contractor in Ohio
Septic, OH
October 1st, 2026
Table of Contents
How Long Does It Take to Get a Septic License in Ohio?
Septic License Requirements in Ohio
We all need safe, reliable sewage management for our homes and businesses. Those homeowners and businesses that rely on septic tanks, also known as on-site wastewater treatment systems (OSWT), depend on people who know how to install and maintain those systems. Everyone, in every community, needs those professionals to have the expertise to protect the environment and public health from the inherent contaminants.
An estimated 1 million homes in Ohio use home sewage treatment systems, according to the Ohio Health Department.
According to the Bureau of Labor Statistics (BLS), there are 30,650 septic tank servicers and sewer pipe cleaners nationwide, and Ohio employs about 1,000 of them. Nationally, employment is projected to grow 8% from 2024 to 2034, adding roughly 2,900 job openings each year, according to CareerOneStop, the U.S. Department of Labor's job search website. In Ohio, the projected growth rate is 7% from 2022 to 2032.
Homeowners and businesses across Ohio's rural and unsewered communities rely on properly maintained on-site systems to protect groundwater and public health. The U.S. Environmental Protection Agency estimates that about one in five U.S. households depends on a septic or other decentralized system, so steady demand plus a limited pool of registered contractors means trained septic professionals should have plenty of work to choose from.
If you’re thinking about starting a business in this field or you want a job in it, you need to know the requirements in your state or local jurisdiction. This guide will help you determine what you need before you get started.
Types of Septic Licenses in Ohio
There are three types of state-level contractor registrations:
Installer: Per Ohio Administrative Code (OAC) 3701-29-01, an installer is “any person who engages in the business of installing or altering or who, as an employee of another, installs or alters any sewage treatment system or gray water recycling system.”
Service provider: OAC defines registered service provider as “any person who services, monitors, evaluates or samples, but does not install or alter, sewage treatment systems or gray water recycling systems.” This includes homeowners servicing their own equipment.
Hauler: A septic pumper or hauler is “any person who engages in the collection, transportation, disposal, and/or land application of domestic septage. A septage hauler may also evaluate and report on the condition of any tank they are pumping,” per OAC.
Each registration category has its own scope of work and requires passing the state sewage rules test before you can perform that work:
Installer: installs, alters, and repairs sewage treatment systems and their components. Requires a passing exam score, a surety bond, and general liability insurance.
Service provider: services, monitors, evaluates, and samples existing systems, including installing filters, risers, and lids and performing point-of-sale evaluations, but does not install or alter systems. Requires a passing exam score and a bond.
Septage hauler: collects, transports, disposes of, and land-applies domestic septage, and may evaluate and report on the condition of tanks being pumped. Requires a passing exam score, a bond, and vehicle permits for each truck.
Registrations are not transferable and expire at the end of each calendar year, and workers may only perform duties within the categories for which they are registered, as set out in Ohio Administrative Code Chapter 3701-29.
Steps to Get a Septic License in Ohio
The steps to become a registered septic professional in Ohio include:
Fill out the required surety bond information packet for each type of work you wish to complete. Mail to Ohio Department of Health or email to sewage@odh.ohio.gov.
Pass the required exam, which incurs a $65 fee.
Once state registration is complete, register with the local health department in which you plan to conduct business.
In Darke County, you must fill out an application for each type of work (installer, service provider, hauler), and pay the $200 application fee for each. You also must obtain liability coverage of $500,000 or more.
Perry County requires you to fill out an application and pay the appropriate fee:
Hauler: $31 registration fee, plus $66 per truck
Installer: $34 registration fee
Service provider: $57 registration fee
Benefits of Getting a Septic License in Ohio
There are many benefits to registering as a septic professional in Ohio
First, and most important, it is illegal to operate as an installer, service provider, or hauler without being registered.
Registration is proof of your experience and skill in the industry.
Only licensed professionals can operate a business and advertise and perform septic services.
Having a license protects your company and customers.
Licensing gives you a competitive advantage in the job market.
It also increases your earning potential.
What Is the Mean Wage for a Septic Professional in Ohio?
The annual mean wage for septic tank servicers and sewer pipe cleaners nationwide is $53,500, according to the U.S. Bureau of Labor Statistics. In Ohio, the median annual wage for the occupation is $53,750, and pay rises with experience, certifications, and business ownership.
Here is how Ohio pay ranges across the workforce, based on BLS Occupational Employment and Wage Statistics:
Entry level (10th percentile): $39,040
Median (50th percentile): $50,750
Experienced (90th percentile): $76,290
The terms “mean wage” and “median wage” are easy to confuse. Mean wage is the mathematical average, while the median is the point at which half of workers earn less and half earn more, so the median is usually a better indicator of what a typical worker actually takes home. Wages vary by region, employer, and the categories of work you are registered to perform, and running your own septic business can raise your earning potential further.
How Much Does It Cost to Get a Septic License in Ohio?
It’s relatively affordable to become a septic professional in Ohio. The required statewide exam is $65, then you’ll have to pay registration fees to the local health district for each county in which you intend to conduct business.
Darke County charges a $200 application fee for each license type. In Perry County, the fee structure is:
Hauler: $31 registration fee, plus $66 per truck
Installer: $34 registration fee
Service provider: $57 registration fee
What Business Owners Need to Know
Getting the most out of a septic professional, no matter where they are in their licensing journey, takes work. ServiceTitan’s cloud-based, all-in-one septic business software gives technicians and business owners the technology they need to do the work efficiently, and the data they need to do it smartly.
SMS communications that keep customers informed about the technician’s visit.
Location-specific service history, including recorded calls, accessible from the mobile app.
Required forms that ensure every job is done right, driving consistency.
The ability to build multi-option proposals with photos, on-site, in minutes.
Sales presentations that make conversations with customers easier and drive the average ticket.
Mobile payment acceptance, eliminating lost checks and increasing cash flow.
To learn more, schedule a demo with a product expert today.
How to Get a Septic License in Ohio
To recap, registration in Ohio requires filling out the appropriate paperwork, obtaining a surety bond, then registering with the local departments of health where you intend to operate. There are also bond and general liability insurance requirements, which vary based on the county.
How Long Does it Take to Get a Septic License in Ohio?
Because there are no higher education or experience requirements, it doesn’t take long to obtain a septic license in Ohio. The state exam is offered online on-demand. Processing time may vary by county.
Ohio Septic Training Programs and Schools
Continuing education courses are offered online through the Operator Training Committee of Ohio, (OTCO) or in-person at various conference centers and meeting spaces throughout the state.
Ohio Septic Licensing Exam Details
Registering as a sewage treatment system installer, service provider, or septage hauler requires passing a test on sewage treatment systems rules. The test is open book and includes 75 questions, which must be completed within three hours.
The STS test can be taken through a local department of health, online through the OTCO, or via the Ohio Department of Health, Bureau of Environmental Health, Residential Water and Sewage by appointment.
The exam fee is $65.
The #1 newsletter for the trades.
How Can I Prepare for the Septic License Exam in Ohio?
The Ohio sewage treatment systems test is open book, so preparation is mostly about knowing your way around the rules rather than memorizing them. Every question is drawn from the current sewage treatment system rules, and each question indicates the rule it relates to, so you can look up the answer quickly during the test.
Download and study a current copy of the Ohio Administrative Code Chapter 3701-29 sewage treatment systems rules. A copy is provided at the test site if you do not bring your own.
Practice locating rule sections quickly, since the exam is timed and you have a minimum of three hours to answer 75 multiple-choice questions.
Focus on the categories that match your registration — installation, service and maintenance, or septage hauling.
The test is offered online through the Operator Training Committee of Ohio (OTCO), which charges the $65 exam fee, so you can take it on your own schedule.
Licensing and registration for septic professionals in the state of Ohio falls under the authority of the Ohio Department of Health, as well as the local health departments where companies conduct business. The ODH has all the information you need on its website for state registration, including testing information and bond requirements.
Does My Ohio Septic License Work in Any Other State?
No. An Ohio sewage treatment system registration is issued at the state and local-health-district level and is recognized only in Ohio. If you plan to work in another state, you will need to meet that state’s own registration or licensing rules, including any exam and bonding requirements. Likewise, a registration or license from another state does not authorize you to work in Ohio — you must still pass the Ohio sewage rules test and register in each local health district where you operate.
Does Ohio Reciprocate Septic Licenses?
Ohio does not offer septic license reciprocity agreements with other states.
National Septic Certifications
Other certifications can help you demonstrate your proficiency to potential employers and clients. The National Association of Wastewater Technicians and the National Onsite Wastewater Recycling Association offer certifications. Those and other professional certifications are not required but can add to your marketability and therefore increase your opportunity to make more money. You can also learn more about certification and the septic business in Ohio through one of the industry associations in the state. They include:
Other Requirements Unique to Ohio
Ohio's climate and soil conditions play a significant role in the design and installation of septic systems, making local expertise critical. For example, areas with heavy clay soil or high water tables require site review by soil evaluators and specialized system designs that meet state-specific guidelines. Furthermore, Ohio’s regulations emphasize the use of effluent filters and regularly scheduled maintenance to extend the life of septic systems, which might not be as strictly enforced in other states.
Ohio Septic License Exceptions
In 2014, Ohio enacted new septic tank rules that require regular inspections, operation and maintenance records, operation permits, and modern designs for new systems. However, working household sewage treatment systems (HSTS) that were installed prior to the rules taking effect were grandfathered in and don’t have to meet modern update requirements for their existing systems.
Are There Septic Scholarships in Ohio?
Ohio does not run a scholarship program specifically for septic contractors, largely because the barrier to entry is low — there is no degree or formal apprenticeship required, and the main upfront costs are the exam, a bond, insurance, and local registration fees. That said, several options can help offset training and continuing-education costs.
Employer sponsorship: Many installers and pumping companies pay for new hires’ exam preparation, bonding, and continuing education as part of on-the-job training.
Trade association training: The Ohio Onsite Wastewater Association offers member pricing on installer and service-provider courses that also count toward continuing education.
Community college financial aid: If you pursue related coursework in environmental or wastewater technology, you can apply for federal aid by completing the Free Application for Federal Student Aid (FAFSA).
How Can Someone Verify My Septic License in Ohio?
Because septic professionals register with each local health district, verification happens at two levels:
Check the Ohio Department of Health bond lists of installers, service providers, and septage haulers, which the state posts online and local health districts use to confirm a contractor’s bond information.
Contact the local health district where the work will be performed to confirm the contractor holds a current registration for that category of work.
You can also call the ODH Sewage Treatment Systems Program at 614-644-7551 to check the status of a registration bond.
When Can a Septic License Get Suspended in Ohio?
Under Ohio Administrative Code Chapter 3701-29, a local board of health may deny, suspend, or revoke a contractor registration when a registrant:
Fails to timely correct violations of the sewage treatment system rules.
Has a history of recurrent violations of the rules.
Has been convicted of violations of the rules.
Lets a required surety bond lapse without submitting proof of a new bond, which triggers an automatic suspension until coverage is restored.
Before revoking or suspending a registration, the board of health must provide written notice of the alleged violation and an opportunity for a hearing. Note: The information above is not legal advice. For the full rules, refer to Ohio Revised Code Chapter 3718.
What Are the Penalties for Unlicensed Septic Work in Ohio?
Performing sewage treatment system work in Ohio without the proper registration is illegal. Under Ohio Revised Code Chapter 3718 and Ohio Administrative Code Chapter 3701-29, only registered installers, service providers, and septage haulers may perform those duties, and each contractor must register in every local health district where they work.
Local health districts conduct permitting, inspections, and enforcement, and may adopt stricter local rules.
Unregistered work can lead to denial, suspension, or revocation of registration and referral for further enforcement action.
Boards of health can pursue the matter through the courts, which may order a person to stop performing the work.
Note: The information above is not legal advice. For detailed and specific information, refer to Ohio Revised Code Chapter 3718.
Do I Need to Renew My Ohio Septic License?
Yes, state-level registrations must be renewed annually, which requires six continuing education units (CEUs). It varies at the county level. Darke and Perry counties also require annual renewal.
Continuing Education
State-level registrations require sewage contractors to earn six continuing education units each year. OTCO offers courses that grant CEUs.
State-level registrations must be renewed each calendar year, and registrations are not transferable. To renew, sewage contractors must complete six hours of ODH-approved continuing education during the year prior to the renewal year and submit proof at the time of renewal. New registrants do not need continuing education for their first registration. The Operator Training Committee of Ohio and the Ohio Onsite Wastewater Association both offer approved courses, and some Ohio EPA-approved wastewater operator courses can also count toward the requirement.
Resources
You can stay up to date on all septic industry news several ways:
Check top septic blogs, including ServiceTitan’s blog.
Read about the latest industry trends, and discover ideas on how to grow your septic business.
Listen to top septic podcasts like ServiceTitan’s “Toolbox for the Trades” podcast.
The states have licensing requirements for other trades too. You can find out more about how to get an HVAC, Plumbing, or Electrical license in any of the 50 states and the District of Columbia through the ServiceTitan Licensing Hub.
