**Executive Summary**
This notification from the Bureau of Indian Standards (BIS) announces Amendment No. 1 to several parts of Indian Standard (IS) 13730, governing specifications for various types of winding wires. Established on April 21, 2026, these amendments reflect updated requirements for copper wires used in industrial applications. Stakeholders must transition to these amended standards as the previous versions will remain in force only until October 20, 2026.
**Key Points / Main Content**
**Regulatory Authority and Reference**
* Issued by the Department of Consumer Affairs under Sub-rule (1) of Rule (15) of the Bureau of Indian Standards Rules, 2018.
* Document Reference: HQ-PUB015/1/2020-PUB-BIS (1528).
**Affected Standards (IS 13730 Series)**
* **IS 13730 (Part 8): 2014:** Polyesterimide enamelled round copper wire, Class 180.
* **IS 13730 (Part 12): 2024:** Polyvinyl acetal enamelled round copper wire, Class 120.
* **IS 13730 (Part 13): 2014:** Polyester/Polyesterimide overcoated with polyamide-imide enamelled round copper wire, Class 200.
* **IS 13730 (Part 28): 2018:** Polyesterimide enamelled rectangular copper wire, Class 180.
* **IS 13730 (Part 37): 2017:** Polyesterimide enamelled round copper wire, Class 180, with a bonding layer.
* **IS 13730 (Part 38): 2018:** Polyester/Polyesterimide overcoated with polyamide-imide enamelled round copper wire, Class 200, with a bonding layer.
* **IS 13730 (Part 46): 2017:** Aromatic polyimide enamelled round copper wire, Class 240.
* **IS 13730 (Part 47): 2017:** Aromatic polyimide enamelled rectangular copper wire, Class 240.
**Implementation Timeline**
* **Establishment Date:** All amendments (Amendment No. 1, April 2026) were established on April 21, 2026.
* **Transition Period:** Standards without the amendment remain valid until October 20, 2026.
**Impact Analysis**
**Manufacturers of Winding Wires**
**Impact**
Manufacturers must adapt to the new technical specifications introduced by Amendment No. 1 for eight distinct categories of copper winding wires.
**Action Required**
Update manufacturing processes and quality control protocols to ensure compliance with the amended standards before the October 20, 2026, deadline.
**Certification and Testing Bodies**
**Impact**
Laboratories and certification officers must update their testing frameworks to assess products against the updated criteria.
**Action Required**
Incorporate Amendment No. 1 into standard operating procedures and certification audits for the IS 13730 series.
**Industrial Consumers/Procurement Officers**
**Impact**
Purchasing departments will receive products that meet updated safety and performance benchmarks for copper wiring.
**Action Required**
Update procurement specifications and inventory requirements to request compliance with the amended standards for all orders fulfilled after October 2026.
Key Entities Referenced
Bureau of Indian Standards (BIS): The national standards body of India responsible for notifying amendments to established Indian standards.
Bureau of Indian Standards Rules, 2018: The legal framework under which the amendments to the Indian standards were established and notified.
IS 13730 (Specifications for Particular Types of Winding Wires): The specific series of Indian Standards undergoing amendments related to various types of enamelled copper and winding wires.
Department of Consumer Affairs: The government department under whose jurisdiction the Bureau of Indian Standards operates.
रजिस्ट्री स.ं डी.एल.- 33004/99 REGD. No. D. L.-33004/99
सी.जी.-डी.एल.-अ.-29042026-272146
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CG-DL-E-29042026-272146
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असाधारण
EXTRAORDINARY
भाग III—खण् ड 4
PART III—Section 4
प्राजधकार स ेप्रकाजित
PUBLISHED BY AUTHORITY
स.ं 297] नई दिल्ली, मगं लिार, अप्रलै 28, 2026/ििै ाख 8, 1948
No. 297] NEW DELHI, TUESDAY, APRIL 28, 2026/VAISAKHA 8, 1948
भारतीय मानक ब्य रू ो
(उपभोक्त ा मामल े जिभाग)
अजधसचू ना
नई दिल्ली, 23 अप्रलै , 2026
सिं भ:भ HQ-PUB015/1/2020-PUB-BIS (1528).—भारतीय मानक ब्यरू ो जनयम, 2018 के जनयम 15 के
उपजनयम (1) के अनुसरण म ें भारतीय मानक ब्यूरो एतिद्वारा अजधसूजचत करता ह ैइसमें सलं ग्न अनूसूची म ें दिये गय े
मानकों में संिोधन दकये गय ेह|ैं
अनसु चू ी
क्रम स्ट्थाजपत भारतीय मानकों की सख्ं या, सिं ोधनों की सख्ं या सिं ोधनों की जतजथ िब तक मानक
स.ं एि ं जतजथ प्रजतस्ट्थापन जतजथ तीसरे स्ट्तभं म ेंइंजगत
िर् भतथा िीर्कभ
सिं ोधन के जबना भी
लाग ूरहगे ा
(1) (2) (3) (4) (5)
1 आई एस 13730 (भाग 8) : 2014 संिोधन संख्या 1 21 अप्रलै 2026 20 अक्टूबर 2026
आई ई सी 60317-8 : 2010 अप्रैल 2026
3009 GI/2026 (1)2 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4]
जििेर् प्रकार की कुंडलण तारों की
जिजिजि
भाग 8 पोलीएस्ट्टेरीमाईड इनैमजलड
तााँबा तारें, िग भ180
(पहला पुनरीक्षण)
2 आई एस 13730 (भाग 12) : 2024 संिोधन संख्या 1 21 अप्रलै 2026 20 अक्टूबर 2026
आई ई सी 60317-12 : 2020 अप्रैल 2026
जििेर् प्रकार के कुंडलण तार —
जिजिजि
भाग 12 पॉलीजिनाइल एसीटल
एनामेल्ड गोल तांबे के तार, क्लास 120
(पहला पुनरीक्षण)
3 आई एस 13730 (भाग 13) : 2014 संिोधन संख्या 1 21 अप्रलै 2026 20 अक्टूबर 2026
आई ई सी 60317-13 : 2010 अप्रैल 2026
जििेर् प्रकार की कुंडलण तारों की
जिजिजियााँ
भाग 13 पोलीएमाईड-इमाईड
इनैमजलत सजहत पोलीएस्ट्टर या
पोलोएस्ट्टेटाईमाईड स ेलेजपत गोलाकार
तााँबा तारें, िग भ200
(पहला पुनरीक्षण)
4 आई एस 13730 (भाग 28) : 2018 संिोधन संख्या 1 21 अप्रलै 2026 20 अक्टूबर 2026
आई ई सी 60317-28 : 2013 अप्रैल 2026
जििेर् प्रकार के कुंडलण तारों की
जिजिजियााँ
भाग 28 पालीएस्ट्टरीमाइड अनमे जलत
आयताकार कापर की तार, िग भ180
(पहला पुनरीक्षण)
5 आई एस 13730 (भाग 37) : 2017 संिोधन संख्या 1 21 अप्रलै 2026 20 अक्टूबर 2026
आई ई सी 60317-37 : 2013 अप्रैल 2026
जििेर् प्रकार की िाइडडगं तारों हते ु
जिजिजि
भाग 37 बॉड्डगं परत सजहत, िगभ 180
पॉलीएस्ट्टरइमाइड इनैमजलत राउंड
तााँबा तार[भाग III—खण् ड 4] भारत का रािपत्र : असाधारण 3
6 आई एस 13730 (भाग 38) : 2018 संिोधन संख्या 1 21 अप्रलै 2026 20 अक्टूबर 2026
आई ई सी 60317-38 : 2013 अप्रैल 2026
जििेर् प्रकार की कुंडलन तारों की
जिजिजि
भाग 38 बॉड्डगं परत सजहत, िगभ
200, पॉलीअमाइड-इमाइड इनैमजलत
राउंड तााँबा तार सजहत पॉलीएस्ट्टर या
पॉलीएस्ट्टेरइमाइड अजधलेजपत
7 आई एस 13730 (भाग 46) : 2017 संिोधन संख्या 1 21 अप्रलै 2026 20 अक्टूबर 2026
आई ई सी 60317-46 : 2013 अप्रैल 2026
जििेर् प्रकार की िाइडडगं तारों हते ु
जिजिजि
भाग 46 एरोमैटटक पॉलीइमाइड
इनैमजलत राउंड तााँबा तार, िग भ240
8 आई एस 13730 (भाग 47) : 2017 संिोधन संख्या 1 21 अप्रलै 2026 20 अक्टूबर 2026
आई ई सी 60317-47 : 2013 अप्रैल 2026
जििेर् प्रकार की िाइडडगं तारों हते ु
जिजिजि
भाग 47 एरोमैटटक पॉलीइमाइड
इनैमजलत आयताकार तााँबा तार, िगभ
240
जनिात सुल्ताना हक़, िैज्ञाजनक िी एि ं उप महाजनिेिक (हॉलमार्किंग एि ं रेडनंग)
[जिज्ञापन-III/4/असा./66/2026-27]4 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4]
BUREAU OF INDIAN STANDARDS
(Department of Consumer Affairs)
NOTIFICATION
New Delhi, the 23rd April, 2026
Ref: HQ-PUB015/1/2020-PUB-BIS (1528).—In pursuance of Sub-rule (1) of Rule (15) of the Bureau of
Indian Standards Rules, 2018, the Bureau of Indian Standards hereby notifies that Amendments to Indian standards,
particulars of which are given in schedule hereto annexed have been established.
SCHEDULE
Sl. No., Year & Title of the Indian No. and Date of Date till which the
No. Standard Month/Year of the Establishment of standard without
Amendment the Amendment the amendment as
mentioned in
column 3 shall
remain in force
(1) (2) (3) (4) (5)
1 IS 13730 (Part 8) : 2014 Amendment No. 1 21 April 2026 20 October 2026
IEC 60317-8 : 2010 April 2026
Specification for Particular Types of
Winding Wires
Part 8 Polyesterimide Enamelled
Round Copper Wire, Class 180
(First Revision)
2 IS 13730 (Part 12) : 2024 Amendment No. 1 21 April 2026 20 October 2026
IEC 60317-12 : 2020 April 2026
Particular Types of Winding Wires
— Specification
Part 12 Polyvinyl Acetal Enamelled
Round Copper Wire, Class 120
(First Revision)
3 IS 13730 (Part 13) : 2014 Amendment No. 1 21 April 2026 20 October 2026
IEC 60317-13 : 2010 April 2026
Specifications for Particular Types of
Winding Wires
Part 13 Polyester or Polyesterimide
Overcoated with Polyamide-Imide
Enamelled Round Copper Wire,
Class 200
(First Revision)
4 IS 13730 (Part 28) : 2018 Amendment No. 1 21 April 2026 20 October 2026
IEC 60317-28 : 2013 April 2026
Specifications for Particular Types of
Winding Wires
Part 28 Polyesterimide Enamelled
Rectangular Copper Wire, Class 180
(First Revision)
5 IS 13730 (Part 37) : 2017 Amendment No. 1 21 April 2026 20 October 2026
IEC 60317-37 : 2013 April 2026
Specifications for Particular Types of
Winding Wires
Part 37 Polyesterimide Enamelled
Round Copper Wire, Class 180, With
a Bonding Layer[भाग III—खण् ड 4] भारत का रािपत्र : असाधारण 5
6 IS 13730 (Part 38) : 2018 Amendment No. 1 21 April 2026 20 October 2026
IEC 60317-38 : 2013 April 2026
Specifications for Particular Types of
Winding Wires
Part 38 Polyester or Polyesterimide
Overcoated with Polyamide-Imide,
Enamelled Round Copper Wire,
Class 200, With a Bonding Layer
7 IS 13730 (Part 46) : 2017 Amendment No. 1 21 April 2026 20 October 2026
IEC 60317-46 : 2013 April 2026
Specifications for Particular Types of
Winding Wires
Part 46 Aromatic Polyimide
Enamelled Round Copper Wire,
Class 240
8 IS 13730 (Part 47) : 2017 Amendment No. 1 21 April 2026 20 October 2026
IEC 60317-47 : 2013 April 2026
Specifications for Particular Types of
Winding Wires
Part 47 Aromatic Polyimide
Enamelled Rectangular Copper Wire,
Class 240
NISHAT SULTANA HAQUE, Scientist G & DDG (Hallmarking and Training)
[ADVT.-III/4/Exty./66/2026-27]
Uploaded by Dte. of Printing at Government of India Press, Ring Road, Mayapuri, New Delhi-110064
and Published by the Controller of Publications, Delhi-110054.