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Regional Certification and Approvals

NSF helps manufacturers of water treatment, distribution, plumbing and residential water filtration products gain access to global markets.

We simplify the process of meeting strict regulatory requirements across multiple countries or regions in your market. Our experts can help you navigate this complex process by bundling testing and certification services.

Our Services

French Certifications and Approvals

Test for compliance with French water product regulations, including Attestation de Conformité Sanitaire (ACS).

Italian Certifications and Approvals

Test, certify or register your pipes and mechanical plumbing devices to Italian regulations and programs, including Origine Qualità Controllata (OQC).

UK Certifications and Approvals

Apply for REG4 certification or WRAS approval, or test your water products to other UK industry standards.

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News and Events

Plumbing Standard Revisions Tighten Lead Leaching Criteria in Drinking Water

September 22, 2020

Joint committee governing NSF/ANSI/CAN 61 lowers maximum allowable limits of leached lead from plumbing endpoint devices

NSF REG4 Certification Offers Manufacturers a New Pathway to UK Water Regulations Compliance

January 21, 2020

SABIC is the first materials manufacturer to earn new NSF REG4 mark

NSF to Perform New Inlet Valve Testing for WRAS

October 17, 2019

The UK water industry recently introduced new guidance for WC compliance.

The OQC Video Series Is Coming!

September 11, 2019

New video series helps Italian manufacturers to stay on top of origin, quality and safety and improve their business

See More News

NSF and Carso are premier, respected marks in the global water testing and certification industry. This combined expertise provides many benefits for clients, including expedited approval time and deep knowledge of the regulations.

Christelle Autugelle

Materials Test Department Manager, Group Carso

NSF’s knowledge of International regulations and global regulatory requirements is exceptional. I have worked with NSF for over eight years and found their knowledge and insight to be valuable and integral to our business strategy.

Ginger Patera

Senior Global Product Development Manager, Whirlpool

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