Bolts, Nuts and Fasteners
Cast Iron Pressure Pipes
Strategic Recommendations for Vertically Cast–Iron Pressure Pipes (IS 1537:1976)
- Begin BIS Certification Immediately
Large & Medium enterprises must comply by 1 Sep 2024; Small & Micro enterprises by 1 Dec 2024 and 1 Mar 2025 respectively. Start licensing, lab testing, and QMS alignment now to avoid tender ineligibility and supply disruption. - Consult Compliance Professionals (ERA)
Partner with the ERA Compliance Team to handle BIS application, product testing in BIS-recognized labs, and ISI mark artwork/embossing on pipes and packaging. ERA can also draft exemption declarations and prep for surveillance audits. - Reach Out for Support
📧 cs@eraglobal.co.in | 📞 +91 9599296331 | 💬 WhatsApp
For help with QCO exemption filings (Udyam & R&D up to 200 kg/year), test plan finalization, marking layout, and audit readiness. - Track QCO Amendments & Exemptions
Monitor official clarifications on the 2024 QCO—especially MSME thresholds and R&D import record-keeping/disposal conditions. Subscribe to ERA Newsletter updates for alerts. - Ensure Marking & Declarations
All pipes must bear the ISI mark with licence number; packaging/artwork must be updated accordingly. Maintain CA-certified Udyam documents and year-wise R&D import records to avoid penalties under the BIS Act, 2016.
| Section | Details |
|---|---|
| Product Name | Vertically cast–iron pressure pipes for water, gas and sewage. |
| Applicable Indian Standard (IS) No. | IS 1537:1976. |
| Title of Indian Standard | Vertically cast – iron pressure pipes for water, gas and sewage. |
| Quality Control Order | Cast Iron Products (Quality Control) Order, 2024 (supersedes Cast Iron Products QCO, 2023). |
| Notification & Amendments | Notified via S.O. 2287(E), dated 13 June 2024; superseded order: S.O. 3806(E), dated 24 August 2023. |
| Final Enforcement Date | General: 1 Sep 2024; Small Enterprises: 1 Dec 2024; Micro Enterprises: 1 Mar 2025. |
| Objective & Scope | Mandates BIS certification and ISI marking for CI pressure pipes to ensure safety, pressure integrity, corrosion resistance, and interchangeability under Scheme-I. |
| Products Covered | Vertically cast iron pressure pipes as specified against IS 1537:1976. |
| Exemptions | (a) Goods for export; (b) Udyam-registered very small domestic units with ≤ ₹25 lakh investment & ≤ ₹2 crore turnover (CA-certified); (c) R&D imports up to 200 kg/year with scrap & year-wise record conditions. |
| Industries Impacted | Foundries & pipe manufacturers; water supply boards; gas & sewage utilities; EPC contractors; distributors. |
| Mandatory Compliance | Conformity to IS 1537:1976; ISI Standard Mark under a valid BIS licence as per Scheme-I of BIS (Conformity Assessment) Regulations, 2018. |
| Next Steps for Stakeholders | Apply for BIS licence; complete testing; emboss/apply ISI on products/packing; maintain exemption documentation; align tenders/POs to enforcement dates. |
| Legal Framework Provision & Enforcement | Enforced under BIS Act, 2016; BIS is the certifying and enforcing authority. |
| Penalties for Non-Compliance | Seizure, licence suspension/cancellation, fines and imprisonment under the BIS Act, 2016. |
| Conclusion | BIS-certified, ISI-marked CI pressure pipes are mandatory per phased deadlines; the 2024 QCO replaces the 2023 QCO. |
| References / Annexures | Cast Iron Products (QCO) 2024 – S.O. 2287(E) (13 Jun 2024); Cast Iron Products (QCO) 2023 – S.O. 3806(E) (24 Aug 2023). |
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Notification
Vertically cast–iron pressure pipes are covered under the Cast Iron Products (Quality Control) Order, 2024, issued via S.O. 2287(E) dated 13 June 2024 under the BIS Act, 2016, which supersedes the 2023 QCO (S.O. 3806(E) dated 24 August 2023).
Enforcement Timeline
General manufacturers: 1 September 2024; Small Enterprises: 1 December 2024; Micro Enterprises: 1 March 2025.
Overview
These pressure pipes are used in potable water, gas and sewage networks where pressure integrity, metallurgical quality and joint reliability are critical to public safety and service continuity.
Objective & Scope
The QCO mandates BIS certification and ISI marking so all supplies conform to IS 1537:1976, ensuring standardized materials, pressure performance and corrosion resistance for long service life and interchangeability.
Products Covered
All vertically cast iron pressure pipes corresponding to IS 1537:1976.
Exemptions Provided
(1) Goods manufactured domestically for export; (2) Udyam-registered units with ≤ ₹25 lakh plant & machinery/equipment (original cost) and ≤ ₹2 crore turnover (previous FY), CA-certified; (3) R&D imports up to 200 kg/year by manufacturers (not for sale; to be scrapped; year-wise records to Government).
Industries Impacted
Foundries and pipe manufacturers; water, gas and sewage utilities; EPC contractors; municipal bodies; distributors.
Mandatory Compliance Requirements
Products must conform to IS 1537:1976 and bear the ISI Standard Mark under a valid BIS licence (Scheme-I) before sale, import or distribution.
Next Steps for Stakeholders
Apply to BIS, test in BIS-recognized labs, emboss/apply ISI marking on pipes and packaging, retain exemption proofs, and update tenders/contracts to insist on ISI-licensed supply.
Legal Provisions, Enforcement & Penalties
Enforceable under the BIS Act, 2016; non-compliance can lead to seizure, fines, licence suspension/cancellation, and imprisonment up to 2 years.
Conclusion
From 1 September 2024 (with later dates for MSMEs), vertically cast–iron pressure pipes must carry ISI marking and comply with IS 1537:1976. The 2024 QCO replaces the 2023 Order, making certification mandatory for this category.
Ready to start your certification journey?
Let us help you navigate regulatory challenges and achieve certification with ease. Leave us your details, and we’ll get back to you—or request a free consultation today.