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IS 9523:2025

IS 9523:2025 — Ductile iron fittings for pressure pipes for water, gas and sewage - Specification (First Revision) Amendment - 7

IS 9523:2025 is an Indian Standard titled Ductile iron fittings for pressure pipes for water, gas and sewage - Specification (First Revision) Amendment - 7. Certification under this standard is mandatory for manufacturers and importers.

IS Number
IS 9523:2025
Year
2000
Status
Active
Certification
Mandatory (ISI Mark / QCO)

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What is IS 9523:2025?

IS 9523:2025 is an Indian Standard published by the Bureau of Indian Standards (BIS) under the title Ductile iron fittings for pressure pipes for water, gas and sewage - Specification (First Revision) Amendment - 7.. This standard has mandatory certification requirements — products must bear the ISI Mark before they can be sold in India.

Who needs IS 9523:2025 certification?

  • Domestic manufacturers producing goods covered by this standard
  • Importers bringing such products into India for sale
  • Any party affixing the ISI Mark or selling certified products in the Indian market

How to get certified for IS 9523:2025

  1. 1
    Apply online — Submit the BIS portal application with product details, factory information, and test reports.
  2. 2
    Lab testing — Submit product samples to a BIS-recognised testing laboratory for evaluation against the standard.
  3. 3
    Factory inspection — A BIS officer visits your manufacturing facility to verify quality control systems.
  4. 4
    Licence grant — On approval, BIS issues the licence. You may then affix the ISI Mark on compliant products.

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Amendments to IS 9523:2025

AmendmentYear
First Amendment2010
Second Amendment2011
Third Amendment2012
Fifth Amendment2016
Fourth Amendment2016
Sixth Amendment2019
Seventh Amendment2026
View official document on bis.gov.in →

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