Solder Wire
Flux Cored Solder Wire
Strategic Recommendations for Flux Cored Solder Wire (IS 1921:2005)
- Begin BIS Certification Immediately
Large enterprises must comply by 18 March 2024; Small enterprises by 18 June 2024; Micro enterprises by 18 September 2024 under IS 1921:2005. - Consult Compliance Professionals (ERA)
Partner with the ERA Compliance Team to manage BIS applications, testing, and ISI mark labeling. - Reach Out for Support
📧 cs@eraglobal.co.in | 📞 +91 9599296331 | 💬 WhatsApp
For help with export exemptions, lab coordination, and certification timelines. - Track QCO Exemptions & Updates
Stay updated on exemptions for export-only products and any amendments via ERA NEWSLETTER. - Ensure Marking & Documentation
All flux cored solder wire packs must carry the ISI mark, or be declared under export exemption before distribution.

Section | Details |
---|---|
Product Name | Flux Cored Solder Wire |
Applicable Indian Standard (IS) No. | IS 1921:2005 |
Title of Indian Standard | Flux Cored Solder Wire |
Quality Control Order | Flux Cored Solder Wire (Quality Control) Order, 2023 |
Notification & Amendments | Notified via S.O. 4092(E), dated 18 September 2023 |
Final Enforcement Date | - Large Enterprises: 18 March 2024 (6 months from notification) - Small Enterprises: 18 June 2024 (9 months from notification) - Micro Enterprises: 18 September 2024 (12 months from notification) |
Objective & Scope | To ensure quality, safety, and reliability of flux cored solder wire used in electronics, electrical, and allied applications by mandating BIS certification. |
Products Covered | Flux Cored Solder Wire used for soldering purposes in electronics, electrical and general engineering industries. |
Exemptions | Goods manufactured exclusively for export are exempted. |
Industries Impacted | - Electronics manufacturing - Electrical equipment producers - Consumer appliances - Automotive electronics - General engineering industries |
Mandatory Compliance | Conformity to IS 1921:2005, ISI marking mandatory, BIS license required under Scheme-I of BIS (Conformity Assessment) Regulations, 2018. |
Next Steps for Stakeholders | - Apply for BIS license - Conduct testing in BIS-recognized labs - Ensure ISI mark on packaging before sale/import - Declare export-only goods to avail exemption |
Legal Framework Provision & Enforcement | Enforced under BIS Act, 2016 by BIS. Includes inspection, certification, and penalties for non-compliance. |
Penalties for Non-Compliance | Punishable under BIS Act, 2016 – seizure of goods, cancellation of license, fines, and/or imprisonment up to 2 years. |
Conclusion | BIS certification for Flux Cored Solder Wire is mandatory by respective deadlines. The 2023 QCO ensures adherence to Indian Standards to maintain quality and reliability in soldering applications. |
References / Annexures | QCO 2023: S.O. 4092(E) [18 Sep 2023] |
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Notification
Flux Cored Solder Wire covered under the Flux Cored Solder Wire (Quality Control) Order, 2023, issued via S.O. 4092(E) dated 18 September 2023 by the Ministry of Commerce & Industry under the BIS Act, 2016. The order mandates BIS certification for all flux cored solder wires sold in India, with exemptions only for export goods.
Enforcement Timeline
- Large Enterprises: 18 March 2024 (6 months from notification)
- Small Enterprises: 18 June 2024 (9 months from notification)
- Micro Enterprises: 18 September 2024 (12 months from notification)
Overview
Flux Cored Solder Wire is widely used in electronics, electrical equipment, consumer appliances, and automotive industries for soldering applications. Due to its critical role in ensuring reliable electrical connectivity and product safety, quality control has been made mandatory.
Objective & Scope
The purpose of IS 1921:2005 is to ensure the reliability, consistency, and safety of flux cored solder wires used in various industries. The standard prescribes requirements for chemical composition, flux percentage, performance during soldering, and mechanical/electrical integrity.
Products Covered
This order applies to Flux Cored Solder Wire manufactured and sold in India for electronics, electrical, and engineering purposes.
Exemptions Provided
Products manufactured exclusively for export are exempt from mandatory ISI marking
Industries Impacted
- Electronics and electrical equipment manufacturers
- Consumer appliance producers
- Automotive electronics sector
- General engineering and assembly industries
Mandatory Compliance Requirements
All flux cored solder wires sold domestically must:
- Conform to IS 1921:2005,
- Carry the ISI mark, and
- Be certified under Scheme-I of BIS (Conformity Assessment) Regulations, 2018.
Next Steps for Stakeholders
Manufacturers should:
- Apply for BIS license,
- Test products in BIS-approved laboratories,
- Ensure packaging and labeling with ISI mark before sale/import,
- Declare export-only goods separately for exemption.
Legal Provisions, Enforcement & Penalties
Enforced under the BIS Act, 2016, the Bureau of Indian Standards is the certifying and enforcing authority. Violations may lead to product seizure, fines, license suspension or cancellation, and imprisonment of up to 2 years.
Conclusion
By 2024, all enterprises must comply with IS 1921:2005 for flux cored solder wire, with deadlines staggered by enterprise size. The QCO ensures high-quality, reliable soldering materials in India’s electronics, electrical, and engineering industries, enhancing product safety and consumer confidence.
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.