How to hire a mold inspector: requirements, pay to offer, where to find them and how to screen

You are hiring the person who tells your company what the mold problem is: the inspector walks the loss, documents conditions, decides what sampling the question needs, reads the lab results and writes the report your remediation crew, project manager and estimator all work from. Hire for sampling discipline, lab literacy and reports you can stand behind.

Before you write the posting, decide what the role carries in your operation:

• Inspection and documentation. Moisture readings, affected-area documentation and photographs — the record the whole job is scoped from.
• Sampling judgment. Choosing what to sample, keeping chain of custody straight, and knowing what the lab data can and cannot answer.
• The written report and protocol. The document your estimator bills from, your project manager sequences from and your customer signs against. Writing quality is a hiring criterion here, not a bonus.
• Scope credibility. The protocol frames what the remediation crew removes and cleans. The person writing it needs the field credibility to defend it on site.
• Customer contact. Occupants hear the findings directly. The inspector explains what was found and what happens next, in plain words, while your office coordinates the work.

Decide the shape of the role before you post it. A small owner-run restorer can run inspection as a senior tech's or crew lead's added duty until volume justifies a dedicated hire; a larger operation keeps an inspector, or a small assessment team, as its own function. The reporting line matters more here than for a field hire: where a state separates the people who assess from the people who remediate, who reports to whom is part of how you comply. That is covered in the licensing and onboarding sections below.

If you are still building the company's hiring base — first tech, first office hire, storm staffing — start from hiring for your restoration company, then come back here for the role-specific screen.

The worker-side view of the job — the day-to-day, the credential ladders, the career path — is the career guide to what a mold inspector does. This page stays on your side of the hire.

Start by separating two things that get blurred: certifications, which are credentials your company requires, and licenses, which are state law attached to the work itself.

On the credential side, the American Council for Accredited Certification (ACAC) offers the inspection-side credentials: the Council-certified Microbial Investigator, which requires 2 years of experience, the Council-certified Microbial Consultant, which requires 8, and the Council-certified Residential Mold Inspector. ACAC's handbook for its remediation credentials (CMR/CMRS) says it reports exam scores directly to state licensing agencies for state license applicants. NORMI also issues mold credentials, including its Certified Mold Assessor. The IICRC is a certification body, not a school and not a licensing agency — it approves independent schools and instructors that meet its criteria rather than teaching its own classes. What each credential covers and what renewal takes is in the mold inspector certification guide.

One posting trap: OSHA has no mold-specific standard, and this research found no OSHA or EPA mold certification. OSHA's mold page points instead to general sanitation standards and to non-regulatory consensus standards such as IICRC S500 and S520. A posting asking for an "OSHA mold certification" filters for a credential this research did not find — write the credential requirement in the issuing body's own name.

Licenses are the other half, and the answer depends on the state. The licensing programs this page's research confirmed are listed below.

• Texas — mold assessment and remediation licensing has run through the Department of Licensing and Regulation (TDLR) since November 1, 2017, under Texas Occupations Code Chapter 1958 and TDLR rules at 16 Texas Administrative Code Chapter 78. The program's credential types include Mold Assessment Technician, Mold Assessment Consultant, Mold Assessment Company and Mold Analysis Laboratory, so hire to the credential the inspection work needs.
• Florida — the Department of Business and Professional Regulation licenses mold assessors and mold remediators as separate license types. The license covers assessment and remediation only of mold growth greater than 10 square feet. Assessor applicants need documented microbial sampling or investigation experience: 1 year with a qualifying 2-year degree, or 4 years with a high school diploma.
• New York — the Department of Labor licenses mold assessors, remediation contractors and abatement workers under Labor Law Article 32, in effect since January 1, 2016. The initial Mold Assessor course runs four days. Licenses last two years, and each renewal requires a 4-hour DOL-approved refresher course.
• Louisiana — the State Licensing Board for Contractors requires a Mold Remediation license for projects valued at $7,500 or more, with a qualifying party who needs 24 hours of training in mold remediation and basic mold assessment. This research found no Louisiana mold assessor license on the board's pages — the license covers remediation, not assessment.
• Washington, D.C. — under D.C. Code § 8-241.03, no person may engage in the business of residential indoor mold assessment or remediation unless certified and licensed under rules issued by the Department of Energy and Environment (DOEE). Licenses run on two-year terms, with a $300 application fee and $105 renewal. Applicants must be 18 or older and have passed a DOEE-approved mold exam within the past two years. The experience paths are a high school diploma plus 3 years, a qualifying associate degree (30 semester hours in a related science) plus 1 year, or professional certification such as a CIH plus 6 months. DC also requires at least $1,000,000 of general liability plus errors-and-omissions coverage for assessors.

Not every requirement is a license. Since January 1, 2016, New Hampshire law (RSA 310-A:189-b) has barred anyone from performing residential mold assessment for pay without a valid national third-party mold assessment certification; the state directs applicants to ACAC but does not issue the credential itself.

Check the current rule rather than a remembered one. Maryland's mold firm licensing law was never implemented and was scheduled to terminate July 1, 2019. Illinois enacted a mold registration act, but registration is not in effect until the state adopts rules. From October 1, 2026, Connecticut's Home Improvement Act explicitly covers water, fire or storm restoration and mold remediation on residential property.

Where a state licenses assessment and remediation separately — Florida and New York are the examples this research confirmed — hire to the license the work needs, and keep who inspects and who remediates straight in your staffing plan. The state-by-state license detail is in the state mold licensing guide, and how the two roles differ is in the mold inspector vs mold remediator comparison. What your company needs before it takes mold work at all is the mold remediation company licensing guide.

Rules change. The list above is where this page's research confirmed a licensing program or certification mandate — it is not an exhaustive statement of every state's rules, and programs move. Confirm the current requirements with the agency named for your state before you staff mold inspection work.

No BLS occupation line is titled "mold inspector" in the sources this research checked, so no figure below is a measured mold-inspector wage. The closest available group is occupational health and safety specialists (SOC 19-5011), a reference occupation that spans safety work across industries — treat every number as a labeled stand-in.

In the May 2025 Occupational Employment and Wage Statistics (OEWS), all industries, wage-and-salary jobs, the group's national median is $43.34 an hour, or $90,150 a year. The 25th to 75th percentile range runs $69,560 to $111,690 a year, with 140,610 employed nationally. BLS's Occupational Outlook Handbook separately puts the median for occupational health and safety technicians — the related technicians occupation — at $61,560 and notes that specialists typically need a bachelor's degree.

Read it as the proxy it is: the group covers occupational health and safety specialists wherever they work, not inspection pay in restoration. Set the number you actually post from your own market — the postings you compete against for the same candidates, and your job costing, which tells you what an inspection line on a job supports after overhead.

However you structure the role, the Fair Labor Standards Act (FLSA), which the Department of Labor's Wage and Hour Division enforces, sets the floor underneath it:

• Overtime. FLSA overtime is paid at not less than 1.5 times the employee's regular rate.
• Bonuses. Promised production, retention or hiring bonuses are not discretionary; they fold into the regular rate for overtime.
• Salaried exemption. The federal salary level for the executive, administrative and professional exemptions is $684 a week. Confirm the classification with counsel or the Wage and Hour Division before you salary the role.

The posting itself carries pay-disclosure requirements in the states this research verified:

• California — employers with 15 or more employees must include the pay scale in any job posting.
• New York — businesses with four or more employees must list a compensation range in advertised jobs and say whether the job is commission-based.
• Washington — employers with 15 or more employees must disclose the wage scale or salary range plus a general description of benefits.
• Illinois — employers with 15 or more employees must include the pay scale and benefits in a specific posting, which a hyperlink can satisfy.
• Colorado — compensation, benefits and how to apply must be disclosed in all job postings.

That list is where this page's research verified a rule, not an exhaustive one — check your own state labor agency before you post. Compete on more than the rate: sponsoring the credential the hire is missing, paying the renewals on a schedule, and getting reports reviewed fast so the inspector is not the bottleneck on your own jobs.

Start inside before you spend anything on reach:

• Your own bench. Remediation techs and crew leads who already work contaminated jobs and can write a clear report. The credential requirements reward documented years — ACAC's Microbial Investigator credential needs 2 years of experience and its Microbial Consultant credential needs 8 — so your own field time can put a candidate closer to a credential than an outside applicant is.
• Your remediation side. An inspector who has personally run cleanup understands the scope they are writing for. The separation rules that can apply are a workflow question, covered in the onboarding section below — not a reason to skip your own crew.
• Candidates who already hold the state credential. Where your state licenses or certifies the work, name the exact credential in the posting; the requirement self-selects the pool you can actually deploy.

For scale on the proxy group, BLS projects the combined occupational health and safety specialists-and-technicians occupation to grow 19% from 2025 to 2035 — a label-first number, since the group covers safety specialists across the economy, not mold inspectors specifically. BLS's handbook also notes that specialists typically need a bachelor's degree, so outside applicants from the wider safety field may arrive with the degree but not the restoration field time; screen for the field side.

Post where restoration candidates already look. The where to post the job guide compares the options, and you can see the listings yours will sit next to on the mold inspector jobs page.

Then check the wording. The Equal Employment Opportunity Commission (EEOC) bars help-wanted ads that show a preference for or discourage applicants based on race, color, religion, sex, national origin, age (40 and up), disability or genetic information. The agency's own example is an ad seeking "females" or "recent college graduates", which may discourage men and people over 40 from applying. Write the demands as functions — crawl-space access, ladder work, respirator wear, report deadlines — rather than as age or strength coding.

Run the screen in one order, and keep it lawful at every step:

1. Phone screen. License status where your state requires one, credentials held or wanted, sampling and lab experience, report-writing background, driver's license.
2. Structured interview. Same questions for every candidate, so you can compare answers. Walk through a real job they inspected: what they sampled and why, how they handled chain of custody, what the lab data did and did not tell them, and what changed in the scope because of their report.
3. Work sample. A report they wrote, redacted. Inspection is a writing job — the file your project managers, estimators and adjusters work from starts in this candidate's prose.
4. Field observation. Ride along on a real inspection and watch the parts a resume cannot show: how they read the space, what they choose to document, how they talk to the occupant. One legal note first: under 29 CFR 785.11, work the employer suffers or permits — and knows or has reason to believe is happening — is work time, even work it did not request. Whether a candidate's ride-along time is employment under the FLSA is fact-specific, and this page's research holds no Wage and Hour Division source saying every ride-along must be paid. Where the candidate is doing the job's work, pay for the time and confirm the treatment with the Wage and Hour Division.
5. Checks. Background, driving record, references, credential and license verification — run in the order the law requires (below).
6. Offer. Conditional on the checks, with pay and any credential-sponsorship terms in writing.

Verify credentials with the issuing body rather than with a photocopy of a card. Where the state licenses the work, check license status with the agency itself. The sampling knowledge worth probing is in the mold sampling methods guide.

The interview itself has edges. Under the ADA, as the EEOC reads it, an employer may not ask medical or disability questions or require a medical exam before a job offer — but may ask whether and how a candidate can perform the job. Phrase the physical requirements as functions: crawl spaces, attics, ladders, respirator wear. Keep the respirator medical evaluation after an offer — the ADA, as the EEOC reads it, allows post-offer medical exams where they are required of all new employees in the same job — and inside your respiratory protection program.

Criminal history is another edge. The EEOC says employers can consider criminal records in hiring but may not treat applicants differently by race or national origin when doing so. The agency's guidance also notes that state law may restrict when criminal history may be asked during the hiring process. Check your state's rule before the question goes on the application.

Background reports and driving records are consumer reports when you buy them from a screening company. The Federal Trade Commission (FTC) requires, before you order one, a written disclosure that stands alone — it cannot live inside the application — and the applicant's written permission. Before rejecting an applicant based on the report, the FTC requires a pre-adverse-action notice with a copy of the report and a summary of the applicant's rights under the Fair Credit Reporting Act. The background checks guide walks the sequence for restoration hires.

Pay history has state edges too. California generally bars employers from seeking an applicant's salary history but allows questions about salary expectations. Illinois bars asking about or screening applicants on wage or salary history. Colorado bars asking about or relying on an applicant's pay history. Ask what a candidate is looking for rather than what they made, and check your own state before the interview script is final.

Order matters. Disclosure and consent before the report; the report and the rights summary before any rejection. Run the sequence past counsel or your state labor agency once — it is the same sequence for every hire after.

The hire is made — or lost — in the first weeks, and most of it is writing things down.

Paperwork first. Form I-9, Section 2 is due within 3 business days of the employee's first day. Hire on a Monday and it is due by Thursday; for a job lasting fewer than 3 business days, it is due on the first day.

Safety applies to inspectors too. An inspector goes into the same contaminated spaces the remediation crew does. Where respirators are required, OSHA's respiratory protection standard (29 CFR 1910.134) calls for a written program run by a suitably trained program administrator. Fit testing happens before first use, whenever the facepiece changes, and at least annually after that. The respirators, the training and the medical evaluations are provided at no cost to the employee. The respiratory protection program guide assembles the employer side.

Then a ramp, not a solo route. First weeks: every report reviewed line by line with a senior inspector or the production manager before it leaves the building. Own the documentation standard before owning the protocol. If the hire arrives without the credential you want, sponsor it now — the sponsoring certification guide covers employer cost and repayment-agreement questions.

Set the separation rules before the first combined job. If your company both inspects and remediates, two states' rules show how far the separation can go. Florida bars a mold assessor, or the assessor's company, from remediating a structure it assessed within the last 12 months, with an exception for certified Division I contractors. New York goes further: no mold licensee may perform both assessment and remediation on the same property, and no person may own an interest in both the assessor and the remediator on the same property. Confirm your own state's rule with the agency — and get the workflow written before the first job where both sides of your company touch the same structure.

Keep them with a visible ladder. Name the next step on day one — inspector to senior inspector to the person who signs the protocols. Budget the renewals into the calendar: New York mold licenses renew every two years with a 4-hour refresher course, and ACAC certifications last two years, with recertification requiring 40 re-certification credits — 10 for staying active in the field plus 30 hours of professional development. Put pay reviews on a scheduled calendar, and when someone resigns, ask the real reason rather than the polite one. The retention guide collects what keeps restoration staff intact.

Employer information, not licensing, legal, insurance, health or tax advice. Confirm requirements with the state agency named for your work, and with OSHA, the Department of Labor, an insurance professional or counsel where the question is theirs.