Behind every BIS, ISO or export certification is a test report — and where that report comes from matters. NABL accreditation is what tells a regulator, or an overseas buyer, that a lab's results can actually be trusted.
What Does NABL Accreditation Mean?
NABL (National Accreditation Board for Testing and Calibration Laboratories) accredits labs against ISO/IEC 17025, the international standard for testing and calibration competence. An accredited lab has been independently assessed for technical competence, equipment calibration, staff qualification and quality management — not just paperwork.
Why It Matters for Your Certification
Many BIS schemes and export certifications only accept test reports from NABL-accredited (or internationally equivalent) labs. Using a non-accredited lab can mean your report is rejected outright, forcing a costly retest and resetting your certification timeline.
Choosing the Right Lab
Not every accredited lab covers every test. NABL accreditation is granted parameter by parameter, not as a blanket approval — so a lab can be accredited for some tests on your standard and not others.
Tip: Ask for the lab's current scope of accreditation certificate, not just its NABL logo — scopes get revised over time and some tests may have lapsed.
What to Check, Step by Step
- Confirm the lab holds NABL accreditation for the exact standard and test method you need.
- Check turnaround time and required sample quantity upfront.
- Verify the report format matches what your certification scheme expects.
- Keep calibration certificates and test reports on file — they're often requested during audits.
A NABL-accredited report is one less thing a regulator can push back on. We work only with labs whose scope is verified for your product category, so your test results hold up the first time.
Need help with this? See our BIS Certification service in Mumbai, or call +91 79799 60322 for a free consultation.