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Obtain certification and advance your career in immunohistochemistry with our specialized credential.
Each credential has specific eligibility requirements. It’s your responsibility to confirm that your education, training, and/or experience meet the criteria. Submit the correct documentation with your application. Once submitted, the category and route of application cannot be changed.
Check Your EligibilityAn applicant must be able to verify that they meet all eligibility requirements, including education, training, and/or experience. For complete information, see the Documentation section of the website.
Education does not need to be from the United States. Details are available by reviewing the webpage titled Acceptable Education, also available in the routes below.
To be eligible for this examination category, an applicant must satisfy the minimum requirements (for degrees, the stated degree or higher) of at least one of the following routes:
Valid HT(ASCP or ASCPi) or HTL(ASCP or ASCPi) certification,
AND 6 months of full-time acceptable clinical* experience in immunohistochemistry within the last 5 years that must be documented on this Experience Documentation Form OR 6 months of full-time acceptable veterinary, industry, or research experience in immunohistochemistry in the U.S. or Canada within the last 5 years that must be documented on this Experience Documentation Form.
*Acceptable Clinical Laboratory:
CMS CLIA certificate of registration, compliance, accreditation;
OR DoD CLIP certificate of registration, compliance, accreditation;
OR JCI accreditation;
OR Accreditation under ISO 15189.
To fulfill the experience requirements for the Qualification in Immunohistochemistry, the applicant must have experience in the following areas:
The applicant should have experience in ALL of the following:
ALL of the following should have been performed by the applicant:
The applicant should have participated in Quality Assurance related to ALL of the following:
Direct performance, training and/or management/supervision of Immunohistochemistry (IHC) procedures are acceptable in meeting the experience requirements.
Valid technologist/scientist (ASCP or ASCPi) or specialist (ASCP or ASCPi) certification,
AND 6 months of full-time acceptable clinical* experience in routine histotechnology within the last 5 years that must be documented on this Histotechnology Experience Documentation Form OR 6 months of full-time acceptable veterinary, industry or research experience in routine histotechnology in the U.S. or Canada within the last 5 years that must be documented on this Histotechnology Experience Documentation Form,
AND 6 months of full-time acceptable clinical* experience in immunohistochemistry within the last 5 years that must be documented on this Immunohistochemistry Experience Documentation Form OR 6 months of full-time acceptable veterinary, industry or research experience in immunohistochemistry in the U.S. or Canada within the last 5 years that must be documented on this Immunohistochemistry Experience Documentation Form.
*Acceptable Clinical Laboratory:
CMS CLIA certificate of registration, compliance, accreditation;
OR DoD CLIP certificate of registration, compliance, accreditation;
OR JCI accreditation;
OR Accreditation under ISO 15189.
To fulfill the experience requirements for the Qualification in Immunohistochemistry, the applicant must have experience in the following areas:
The applicant should have experience in ALL of the following:
ALL of the following should have been performed by the applicant:
The applicant should have participated in Quality Assurance related to ALL of the following:
Direct performance, training and/or management/supervision of Immunohistochemistry (IHC) procedures are acceptable in meeting the experience requirements.
Valid MLT(ASCP or ASCPi) certification,
AND 6 months of full-time acceptable clinical* experience in routine histotechnology within the last 5 years that must be documented on this Histotechnology Experience Documentation Form OR 6 months of full-time acceptable veterinary, industry or research experience in routine histotechnology in the U.S. or Canada within the last 5 years that must be documented on this Histotechnology Experience Documentation Form,
AND 12 months of full-time acceptable clinical* experience in immunohistochemistry within the last 5 years that must be documented on this Immunohistochemistry Experience Documentation Form OR 12 months of full-time acceptable veterinary, industry, or research experience in the U.S. or Canada within the last 5 years immunohistochemistry that must be documented on this Immunohistochemistry Experience Documentation Form.
*Acceptable Clinical Laboratory:
CMS CLIA certificate of registration, compliance, accreditation;
OR DoD CLIP certificate of registration, compliance, accreditation;
OR JCI accreditation;
OR Accreditation under ISO 15189.
To fulfill the experience requirements for the Qualification in Immunohistochemistry, the applicant must have experience in the following areas:
The applicant should have experience in ALL of the following:
ALL of the following should have been performed by the applicant:
The applicant should have participated in Quality Assurance related to ALL of the following:
Direct performance, training and/or management/supervision of Immunohistochemistry (IHC) procedures are acceptable in meeting the experience requirements.
Baccalaureate degree# from an accredited (regionally or nationally) college/university,
AND 9 months of full-time acceptable clinical* experience in routine histotechnology within the last 5 years that must be documented on this Histotechnology Experience Documentation Form OR 9 months of full-time acceptable veterinary, industry, or research experience in routine histotechnology in the U.S. or Canada within the last 5 years that must be documented on this Histotechnology Experience Documentation Form,
AND 15 months of full-time acceptable clinical* experience in immunohistochemistry within the last 5 years that must be documented on this Immunohistochemistry Experience Documentation Form OR 15 months of full-time acceptable veterinary, industry, or research experience in immunohistochemistry in the U.S. or Canada within the last 5 years that must be documented on this Immunohistochemistry Experience Documentation Form.
*Acceptable Clinical Laboratory:
CMS CLIA certificate of registration, compliance, accreditation;
OR DoD CLIP certificate of registration, compliance, accreditation;
OR JCI accreditation;
OR Accreditation under ISO 15189.
#The foreign degree must be equivalent to a U.S. degree which will be determined by an acceptable transcript evaluation.
To fulfill the experience requirements for the Qualification in Immunohistochemistry, the applicant must have experience in the following areas:
The applicant should have experience in ALL of the following:
ALL of the following should have been performed by the applicant:
The applicant should have participated in Quality Assurance related to ALL of the following:
Direct performance, training and/or management/supervision of Immunohistochemistry (IHC) procedures are acceptable in meeting the experience requirements.
Beginning January 1, 2026, application fees for all ASCP qualification examinations will increase by $10.
You must upload the appropriate documentation form when you apply online, verifying that you meet the training and/or experience requirements for your category and route of application. You will also need to submit an acceptable transcript or transcript evaluation verifying that you meet the academic requirements. Gather your documents before submitting your application and application fee.
Once you have confirmed that you meet the requirements and have gathered your documents, submit your online application.
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In early 2026, the ASCP BOC will launch digital badging through Credly, a trusted provider that increases the visibility of ASCP BOC credential holders by securely showcasing and sharing professional credentials. Learn more about digital badges.
