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FAQ – Frequently Asked Questions about NABL License in India

1. What is NABL?
NABL stands for National Accreditation Board for Testing and Calibration Laboratories. It is an autonomous body under the Department of Science and Technology, Government of India. NABL provides accreditation to testing and calibration laboratories as per international standards.

2. Why is NABL accreditation important?
NABL accreditation is important as it demonstrates that a laboratory is competent, reliable, and operates according to the defined international standards. It ensures accuracy and reliability of the test results provided by the laboratory, which helps in building trust and confidence in their services.

3. Who can apply for NABL accreditation?
Any testing or calibration laboratory, regardless of its ownership (private, government, or public sector), can apply for NABL accreditation if it meets the required technical competence, infrastructure, and management system requirements.

4. How long does it take to get NABL accreditation?
The time taken to obtain NABL accreditation varies depending on various factors such as the complexity of the laboratory, readiness of the laboratory's quality management system, and the efficiency of the assessment process. Typically, the process may take around 6 months to 1 year or even longer in some cases.

5. What are the steps involved in obtaining NABL accreditation?
The steps involved in obtaining NABL accreditation include:
– Preparation of the laboratory for accreditation by implementing necessary technical and quality management systems.
– Submission of the application along with necessary documentation and fees.
– Assessment and evaluation of the laboratory by NABL assessors.
– Implementation of corrective actions, if required, based on the assessment findings.
– Granting of accreditation by NABL on successful compliance with all the requirements.

6. What are the benefits of NABL accreditation?
The benefits of NABL accreditation include:
– Enhanced reliability and acceptance of test results both nationally and internationally.
– Increased customer confidence in the laboratory's services.
– Compliance with regulatory requirements and recognition by government bodies.
– Access to global recognition and acceptance of the laboratory's capabilities.
– Improved operational efficiency and effectiveness.

7. How can one verify whether a laboratory is NABL accredited?
To verify if a laboratory is NABL accredited, one can visit the official website of NABL ( and search for the laboratory in the directory of accredited laboratories. Alternatively, the laboratory may display the NABL accreditation certificate or logo in its premises or reports.

8. Once accredited, is there any maintenance requirement for NABL accreditation?
Yes, maintaining NABL accreditation requires continuous compliance with the defined technical and quality management system requirements. The accredited laboratory needs to undergo regular surveillance and reassessment audits by NABL assessors to ensure ongoing compliance.

9. Can a laboratory provide services outside the scope of its NABL accreditation?
No, a laboratory can only provide services within the scope of its NABL accreditation. If a laboratory intends to provide services outside the scope, it needs to seek additional accreditation or inform the client about the limitation of its accreditation.

10. Can a laboratory without NABL accreditation provide testing or calibration services?
Yes, a laboratory without NABL accreditation can provide testing or calibration services. However, it may face trust and acceptance challenges as NABL accreditation is considered a mark of competency and reliability in the industry.

11. How to contact NABL for more information or assistance?
For more information or assistance, one can visit the official website of NABL ( or contact their headquarters or regional offices. The contact details can be found on their website.

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