Mold Remediation Specialist (MRS)

The IICRC has developed a Certification, the Mold Remediation Specialist (MRS), for professionals in the Mold Remediation Industry.

What is the Mold Remediation Specialist Certification?

The Mold Remediation Specialist Certification validates competency to:

• Perform mold remediation for structures and contents

• Design and maintain containments

• Control pressure differentials

• Safely work in mold contaminated environments

• Understand common remediation work practices

• Review protocols

• Design and implement remediation processes

• Understand and follow industry standards and legal requirements

• Recognize conditions conducive for causing mold growth

• Prevent amplification and containment for a variety of building types

• Implement proper use of Personal Protective Equipment

• Maintain appropriate documentation of removal/remediation processes

Do you already hold the Mold Removal Specialist Certification? Click here to learn more about how to transition from the Mold Removal Certification to the Mold Remediation Specialist Certification. 

How to get your MRS Certification

Step 1:

Confirm you meet a minimum of one (1) year of verifiable mold remediation experience.

  • To be approved, applicants must meet a minimum of one (1) year of verifiable mold remediation field experience.   
  • Please note that there is no course or training associated with the MRS Certification.

Step 2:

Submit your MRS Application

Before beginning your application, please ensure you have a minimum of 12 months field experience in mold remediation. If you do not have this experience, our team will be unable to approve your application.

  • Log into your IICRC Profile (or create a new account if you don’t already have one) by clicking here
  • Go to “My Certifications/Exam Registration” 
  • Click the “Exam Registration” button 
  • Scroll through the list and select the MRS
  • In the Requirements Summary, select “Government Issued Identification” (You must provide a current and valid government-issued photo ID such as a passport or driver’s license) 
  • Fill out the application in full, making sure to include job information that shows a minimum of 12 months mold remediation field experience 
  • Agree to the Code of Ethics and Candidate Agreement Forms 
  • Follow the prompts and pay the $150 non-refundable Application fee.

Your Application will be reviewed by IICRC Staff, and you will receive a verdict within ten (10) business days of submission. If approved, you will then need to pay the MRS Examination fee of $300.

Step 3:

Prepare for Examination

Tips to prepare for the Examination:

  • Thoroughly review the MRS Candidate Handbook
  • Review the Core References (located in Section 3 of the MRS Candidate Handbook)
  • Review the Content Outline (located in Appendix A of the MRS Candidate Handbook) 

The Mold Remediation Specialist (MRS) Examination has no study guide. This is an experience-based Certification which requires prior knowledge and real-world experience for the Applicant to be approved for the Examination.

No course is associated with the MRS. The MRS Examination is only available online.

Step 4:

Take the Examination

You have ninety (90) days from the Application approval date to take your Examination:

  • Schedule your Examination time through the IICRC Online Examination Portal and Proctoring Tool Scheduler 
  • Prepare your Examination Space (Section 4 of the Candidate Handbook) 
    • Check your computer meets the technical requirements 
    • Ensure your space is clear and follows the IICRC Examination Policy (see Candidate Handbook)
  • Log in at least fifteen (15) minutes before your scheduled appointment on the Examination Day.  

The two (2) hour Examination includes 100 scored multiple-choice questions.

The Mold Remediation Specialist (MRS) Certification is based on a job analysis completed in the United States. Because of this, the Examination is only available in US English with Imperial Measurements.

Check out these helpful videos.

Important Resources

Statement of Impartiality, Fairness, and Non-Discrimination 

The IICRC endorses the principles of impartiality, fairness, and equal opportunity and commits to act impartially, fairly, and equitably concerning its applicants, candidates, and certified persons, including but not limited to:

  • Applying its standards and requirements for Examinations and Certifications equally to all individuals regardless of age, race, religion, gender, national origin, veteran status, or disability 
  • Stakeholder representation across the industry subsectors and geography  
  • Implementing its policies and procedures impartially and fairly 
  • Not restricting Certification based on undue financial or other limiting conditions 
  • Not allowing commercial, financial, or other pressures to compromise impartiality in Certification activities 
  • Impartiality related to schools and instructors, and other related organizations