Manufacturers
Producing Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage in India
Quality Control Order (QCO) Update

Quality Control Order (QCO) Update
The Government of India issues this Quality Control Order to ensure safety, reliability, and standardization of Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage across the country.
Important update regarding the Indian Standard applicable to all existing licence holders, new applicants, manufacturers, importers, distributors, and sellers of Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage.
Producing Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage in India
Importing Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage into India
Selling or distributing Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage in India
Existing license holders and new applicants
The Ministry of Commerce and Industry, Department for Promotion of Industry and Internal Trade (DPIIT), Government of India, has issued the Cast Iron Products (Quality Control) Order, 2024.
Under this notification, Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage covered under IS 1537:1976 have been brought under mandatory BIS certification requirements.
As per the notification, manufacturers of Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage shall ensure that their products conform to the requirements of IS 1537:1976 and bear the Standard Mark (ISI Mark) under a valid BIS licence granted in accordance with Scheme-I of Schedule-II of the BIS (Conformity Assessment) Regulations, 2018.
IS 1537:1976 is the Indian Standard titled Specification for Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage. The standard specifies the requirements relating to the manufacture, dimensions, materials, workmanship, pressure performance, testing, inspection, marking, and quality control of vertically cast iron pressure pipes.
The standard ensures that these pressure pipes provide adequate strength, durability, leak resistance, dimensional accuracy, and long service life for use in municipal water supply systems, gas distribution networks, sewage disposal systems, industrial pipeline projects, irrigation infrastructure, and other public utility applications.
The Cast Iron Products (Quality Control) Order, 2024 shall be implemented as follows:
| Category | Implementation Date |
|---|---|
| General (Other than Micro and Small Enterprises) | 1 September 2024 |
| Small Enterprises | 1 December 2024 |
| Micro Enterprises | 1 March 2025 |
The Bureau of Indian Standards (BIS) shall act as the certification and enforcement authority for Vertically Cast Iron Pressure Pipes for Water, Gas, and Sewage covered under this Quality Control Order.
The QCO does not apply to:
| Title | Issue Date | View Order |
|---|---|---|
| Issue Order | 2023-08-24 | Click Here |
| Extension Order | 2024-06-13 | Click Here |

Certification Authority: Bureau of Indian Standards (BIS)
Effective Date: 2024-09-01
Applicable Standard: IS 1537:1976

Manak Bhawan 9, B.S. Zafar Marg,
New Delhi - 110002
+91-11-23231903
pgd@bis.org.in
2024-09-01
The contents provided in this update are solely meant for general informational purposes. Before you make decisions or take action based on the information provided, it is advised to seek professional legal consultation.