Steel Wires or Strands, Nylon or Wire Ropes and Wire mesh
Wire Ropes Used in Oil Wells and Oil Well Drilling
Strategic Recommendations for Wire Ropes Used in Oil Wells and Oil Well Drilling
Begin BIS Certification Immediately
- Large & Medium enterprises must comply by 1 Dec 2024; Small by 1 Mar 2025; Micro by 1 Jun 2025 under IS 4521:2001.
Consult Compliance Professionals (ERA)
- Partner with the ERA Compliance Team to manage BIS application, product testing, and packaging/label updates for ISI marking.
Reach Out for Support
📧 cs@eraglobal.co.in | 📞 +91 9599296331 | 💬 WhatsApp- Support for QCO compliance filings, lab selection, and timeline planning (including export-only documentation where applicable).
Track QCO Amendments & Exemptions
- Monitor official Gazette notifications and the ERA newsletter for any clarifications or changes impacting deadlines or scope.
Ensure Marking & Declarations
- All covered wire ropes must carry the ISI mark (with licence number) before sale/import; maintain export-exemption records for domestically manufactured export goods.Â

Section | Details |
---|---|
Product Name | Wire Ropes Used in Oil Wells and Oil Well Drilling |
Applicable Indian Standard (IS) No. | IS 4521:2001 |
Title of Indian Standard | Wire Ropes Used in Oil Wells and Oil Well Drilling – Specification |
Quality Control Order | Steel Wires or Strands, Nylon or Wire Ropes and Wire Mesh (Quality Control) Order, 2024 |
Notification & Amendments | Notified via S.O. 2581(E), dated 3 July 2024 (published 4 July 2024); Supersedes Steel Wires/Strands… (QCO), 2023 (S.O. 5022(E), 21 Nov 2023). |
Final Enforcement Date | General (other than Micro & Small Enterprises): 1 December 2024; Small Enterprises: 1 March 2025; Micro Enterprises: 1 June 2025 |
Objective & Scope | Ensure safety, reliability, and performance of oil-well and drilling wire ropes by mandating BIS certification and ISI marking as per IS 4521:2001. |
Products Covered | Wire ropes used in oil wells and oil well drilling operations. |
Exemptions | Goods manufactured domestically for export are exempt. |
Industries Impacted | Oil & gas drilling contractors, E&P companies, wire rope manufacturers, oilfield equipment OEMs, service companies. |
Mandatory Compliance | Conformity to IS 4521:2001; ISI marking required; BIS licence under Scheme-I of BIS (Conformity Assessment) Regulations, 2018. |
Next Steps for Stakeholders | Apply for BIS licence; complete testing in BIS-recognized labs; ensure marking on product/packaging; plan inventory for phased deadlines. |
Legal Framework Provision & Enforcement | Enforced under BIS Act, 2016; BIS is the certifying & enforcing authority. |
Penalties for Non-Compliance | Punishable under BIS Act, 2016 (seizure, licence suspension/cancellation, fines and/or imprisonment up to 2 years). |
Conclusion | BIS certification is mandatory by the stated deadlines; 2024 QCO replaces 2023 QCO, raising quality and safety benchmarks for oil-well wire ropes. |
References / Annexures | QCO 2024: S.O. 2581(E) [3 Jul 2024, pub. 4 Jul 2024]; Superseded QCO 2023: S.O. 5022(E) [21 Nov 2023]; Table lists IS 4521:2001 under covered items. |
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Notification
The product Wire ropes used in oil wells and oil-well drilling covered under compulsory certification by the Steel Wires or Strands, Nylon or Wire Ropes and Wire Mesh (Quality Control) Order, 2024), notified as S.O. 2581(E) on 3 July 2024 (published 4 July 2024). This Order supersedes the earlier 2023 QCO (S.O. 5022(E)).
Enforcement Timeline
- General (other than Micro & Small Enterprises): 1 December 2024
- Small Enterprises: 1 March 2025
- Micro Enterprises: 1 June 2025
Overview
IS 4521:2001 covers wire ropes employed in oil-well servicing and drilling—applications with high cyclic loads, abrasion, and corrosive environments—requiring robust construction and verified performance.
Objective & Scope
The QCO mandates BIS certification and ISI marking to ensure uniform safety, reliability, and quality for oilfield wire ropes used in well servicing and drilling operations.
Products Covered
Wire ropes for oil wells and oil well drilling as listed in the QCO table under the covered products.
Exemptions Provided
The Order does not apply to goods manufactured domestically for export. Proper documentation must evidence export-only production.
Industries Impacted
Oil & gas upstream and well-services contractors,
Wire-rope manufacturers,
Drilling rig OEMs, and oilfield service providers.
Mandatory Compliance Requirements
Manufacturers/importers must obtain a BIS licence under Scheme-I of the BIS (Conformity Assessment) Regulations, 2018, and affix the ISI mark before manufacture, sale, import, or distribution in India.
Next Steps for Stakeholders​
Apply for BIS licence; complete testing at BIS-recognized labs; update product/packaging with ISI marking; align procurement and stock to the phased deadlines.
Legal Provisions, Enforcement & Penalties
 BIS is the certifying and enforcing authority under the BIS Act, 2016. Non-compliance is punishable under the Act, including seizure of goods, suspension/cancellation of licence, fines, and/or imprisonment up to two years.
Conclusion
 From 1 December 2024 (general), 1 March 2025 (small), and 1 June 2025 (micro), all wire ropes used in oil wells and oil-well drilling must conform to IS 4521:2001 and bear the ISI mark. The 2024 QCO supersedes the 2023 Order, strengthening safety and quality requirements for critical oilfield ropes.
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.