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NSF/ANSI/CAN 61 Certification for Your Drinking Water Components

Learn what products are covered by NSF/ANSI/CAN 61: Drinking Water System Components, as well as where certification is required.

How NSF Can Help You

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What’s New with NSF

  • CELSIUS® Products Earn NSF Certified for Sport® Certification

    August 20, 2026
    CELSIUS® has earned NSF Certified for Sport® certification for select products, including the CELSIUS VIBES line, reinforcing the brand’s commitment to quality, transparency and consumer trust.
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  • Thomas Vyles Honored With 2026 Walter F. Snyder Environmental Health Award

    August 19, 2026
    The award honors Walter F. Snyder, co-founder and first executive director of NSF, and pioneers whose work advances environmental and public health.
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  • NSF Hosts First External Review Panel for ‘NSF/KWTC 555’ with Key Asian Water Authorities

    August 3, 2026
    Joint standard development gains momentum to enhance confidence in Asia’s water industry and advance drinking water safety.
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  • NSF Achieves European Accreditation for Drinking Water Product Certification Ahead of 2027 EU Deadline

    July 22, 2026
    The ISO/IEC 17065 accreditation from BELAC complements NSF’s testing capacity, enabling end-to-end support for EU Drinking Water Directive (DWD) readiness ahead of the January 2027 deadline.
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