What is NABL Accreditation? A Complete Guide for Indian Medical Labs

NABL (National Accreditation Board for Testing and Calibration Laboratories) accreditation is the formal recognition granted to laboratories that demonstrate technical competence and compliance with ISO 15189 (medical labs) or ISO/IEC 17025 (testing/calibration labs).

NABL is an autonomous body under the Quality Council of India (QCI) and the Department of Science & Technology. It operates in accordance with ISO/IEC 17011:2017 and holds Mutual Recognition Arrangements (MRAs) with ILAC and APLAC, meaning NABL-accredited lab reports are accepted internationally.

Why Does NABL Accreditation Matter for Your Lab?

In today’s healthcare landscape, patients, doctors, insurance companies, and government bodies all demand proof that a laboratory’s results are accurate and reliable. NABL accreditation provides that proof. Here’s why it matters:

• Mandatory for government empanelment: Labs processing samples under Ayushman Bharat (PM-JAY) and other government health schemes must hold NABL accreditation.
• Insurance TPA empanelment: Most major TPAs and insurance companies prefer or require NABL-accredited diagnostic labs.
• International recognition: Your test reports are accepted across ILAC/APLAC signatory countries — critical for medical tourism and export clients.
• Competitive differentiation: Less than 2% of India’s 200,000+ labs hold NABL accreditation — a powerful differentiator.
• Internal quality improvement: The accreditation process itself forces systematic quality improvement across pre-analytical, analytical, and post-analytical phases.

Which Standard Does NABL Use for Medical Labs?

Medical laboratories seeking NABL accreditation must comply with ISO 15189:2022 — the international standard for quality and competence in medical laboratories. NABL previously accredited under ISO 15189:2012, but the 2022 version is now the applicable standard, with all labs required to transition.

The NABL Accreditation Process — Step by Step

1. Application: Submit the application form with required documents and fees to NABL through their online portal.
2. Document review: NABL reviews your Quality Manual, SOPs, and supporting documents.
3. Pre-assessment (optional but recommended): NABL may conduct a preliminary assessment to identify major gaps.
4. Assessment: NABL-appointed assessors (technical experts) visit your lab for a 1–3 day on-site assessment.
5. Corrective actions: Any non-conformances identified must be closed with evidence within the stipulated timeframe.
6. Grant of accreditation: NABL issues the certificate, valid for 2 years with annual surveillance.

How Long Does NABL Accreditation Take?

Typically, a well-prepared lab can achieve NABL accreditation within 6–12 months from application. Labs working with an experienced consultancy like Ease Care Consultancy typically complete the process in 4–6 months due to systematic preparation.

NABL Accreditation Cost

The NABL application fee varies by the number of tests and disciplines. For a small to medium medical lab, expect to pay ₹50,000 – ₹2,00,000 in NABL fees. Consultancy fees are separate and depend on the scope of support required.

How Ease Care Consultancy Can Help

Ease Care Consultancy is a doctor-led NABL accreditation consultancy based in Delhi, serving labs across North India and beyond. Our team — founded by Dr. Rupali and Dr. Ankush — has a 100% NABL accreditation success rate across 25+ clients. We provide end-to-end support: gap analysis, documentation, staff training, mock audits, and survey support.