**Executive Summary**
The Bureau of Indian Standards (BIS) notified Amendment No. 1 to the Indian Standard IS 15787 : 2025 regarding switched socket-outlets without interlock for fixed installations. Established on May 15, 2026, and published on May 27, 2026, the amendment introduces updated requirements for the first revision of this standard. The existing standard without the amendment will remain in force until the transition deadline of November 14, 2026.
**Key Points / Main Content**
**Regulatory Authority and Reference**
* The notification is issued by the Bureau of Indian Standards, Department of Consumer Affairs, under Sub-rule (1) of Rule (15) of the BIS Rules, 2018.
* The official reference for this notification is HQ-PUB015/1/2020-PUB-BIS (1540).
**Standard Specifications**
* **Standard Number and Title:** IS 15787 : 2025, "Switched Socket-Outlets without Interlock for Fixed Installations — Particular Requirements (First Revision)."
* **Amendment Details:** The document establishes Amendment No. 1 (May 2026) to the aforementioned standard.
**Implementation Timeline**
* **Establishment Date:** The amendment was established on May 15, 2026.
* **Concurrent Period:** The version of the standard without the amendment remains valid until November 14, 2026.
**Impact Analysis**
**Manufacturers of Switched Socket-Outlets**
**Impact**
Manufacturers are now subject to the updated requirements specified in Amendment No. 1 for switched socket-outlets without interlock used in fixed installations.
**Action Required**
Manufacturers must update their production and quality control processes to comply with the new amendment. They must complete the transition from the old standard to the amended version by November 14, 2026.
**Testing and Certification Bodies**
**Impact**
Laboratories and certification officers must align their testing protocols and compliance assessments with the new amendment.
**Action Required**
Update testing frameworks and certification procedures to incorporate the changes introduced in Amendment No. 1 of IS 15787 : 2025 by the November deadline.
Key Entities Referenced
Bureau of Indian Standards: The regulatory body responsible for establishing and notifying amendments to Indian standards.
Bureau of Indian Standards Rules, 2018: The legal framework, specifically Rule 15, under which the notification for standards amendment is issued.
IS 15787 : 2025: The specific Indian Standard for 'Switched Socket-Outlets without Interlock for Fixed Installations — Particular Requirements' being amended.
Department of Consumer Affairs: The primary government department overseeing the Bureau of Indian Standards.
रजिस्ट्री स.ं डी.एल.- 33004/99 REGD. No. D. L.-33004/99
सी.जी.-डी.एल.-अ.-29052026-272929
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CG-DL-E-29052026-272929
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असाधारण
EXTRAORDINARY
भाग III—खण् ड 4
PART III—Section 4
प्राजधकार स ेप्रकाजित
PUBLISHED BY AUTHORITY
स.ं 347] नई दिल्ली, बधु िार, मई 27, 2026/ज्य ष्े ठ 6, 1948 र् 22, 1947
No. 347] NEW DELHI, WEDNESDAY, MAY 27, 2026/JYAISTHA 6, 1948 s 1947
भारतीय मानक ब्य रू ो
(उपभोक्त ा मामल ेजिभाग)
अजधसचू ना
नई दिल्ली, 18 मई, 2026
सिं भ:भ HQ-PUB015/1/2020-PUB-BIS (1540).—भारतीय मानक ब्यूरो जनयम, 2018 के जनयम 15 के उपजनयम
(1) के अनुसरण म ें भारतीय मानक ब्यरू ो एतिद्वारा अजधसूजचत करता ह ै इसमें सलं ग्न अनूसचू ी म ें दिये गय े मानकों म ें
संिोधन दकये गये ह|ैं
अनसु चू ी
क्रम स्ट्थाजपत भारतीय मानकों की सख्ं या, िर् भ सिं ोधनों की सख्ं या सिं ोधनों की जतजथ िब तक मानक
स.ं एि ं जतजथ प्रजतस्ट्थापन जतजथ तीसरे स्ट्तभं म ेंइंजगत
तथा िीर्कभ
सिं ोधन के जबना भी
लाग ूरहगे ा
(1) (2) (3) (4) (5)
1 आई एस 15787 : 2025 संिोधन संख्या 1 15 मई 2026 14 निम्बर 2026
जस्ट्थर संस्ट्थापन के जलए इंटरलॉक रजहत मई 2026
3778 GI/2026 (1)2 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4]
जस्ट्िच सॉकेट-आउटलेट — जििर्े
अपेक्षाए ँ
(पहला पुनरीक्षण)
जचत्रा गुप्ता, िैज्ञाजनक िी एिं उप महाजनिेिक (हॉलमार्किंग एिं रेननंग)
[जिज्ञापन-III/4/असा./116/2026-27]
BUREAU OF INDIAN STANDARDS
(Department of Consumer Affairs)
NOTIFICATION
New Delhi, the 18th May, 2026
Ref: HQ-PUB015/1/2020-PUB-BIS (1540).—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 Month/Year Date of Date till which the
No. Standard of the Amendment Establishment of standard without
the Amendment the amendment as
mentioned in
column 3 shall
remain in force
(1) (2) (3) (4) (5)
1 IS 15787 : 2025 Amendment No. 1 15 May 2026 14 November 2026
Switched Socket-Outlets without May 2026
Interlock for Fixed Installations —
Particular Requirements
(First Revision)
CHITRA GUPTA, Scientist G & DDG (Hallmarking and Training)
[ADVT.-III/4/Exty./116/2026-27]
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.