Date: 2026-03-30Category: Extra OrdinaryState: Union GovernmentCountry: India
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 Indian standards, particulars of which are given in the second column
**Executive Summary**
This notification issued by the Bureau of Indian Standards (BIS) on March 27, 2026, announces the establishment of six new or revised Indian Standards under the BIS Rules, 2018. These standards were established on March 25, 2026, and the previous versions of the revised standards will remain in force concurrently until their withdrawal on September 25, 2026.
**Key Points / Main Content**
**Textile and Materials Standards**
* **IS 3111 : 2026:** Establishes the second revision for Silver Thread specifications, replacing the first revision (IS 3111 : 1984).
**Construction and Engineering Standards (Machine Foundations)**
* **IS 2974 (Part 1) : 2026:** Third revision for the Code of Practice for Design and Construction of Machine Foundations (General Provisions), replacing the 1982 version.
* **IS 2974 (Part 2) : 2026:** Second revision for Block Foundations, replacing the 1980 version.
* **IS 2974 (Part 3) : 2026:** Third revision for Frame Foundations, replacing the 1992 version.
* **IS 2974 (Part 4) : 2026:** Second revision for Foundations for Hammers and Presses, replacing the 1979 version.
**Safety and Environmental Guidelines**
* **IS 19687 : 2026:** A newly established standard providing safety guidelines and general precautions for the abandonment of tube wells and bore wells.
**Impact Analysis**
**Manufacturers and Suppliers of Silver Thread**
**Impact**
Current products must eventually comply with the updated "Second Revision" specifications of IS 3111 : 2026.
**Action Required**
Update manufacturing processes and quality control protocols to meet the new 2026 specifications before the 1984 version is withdrawn on September 25, 2026.
**Civil Engineers and Construction Firms**
**Impact**
The design and construction of machine foundations (Parts 1-4) must now transition to the 2026 codes of practice.
**Action Required**
Review the third and second revisions of IS 2974 to ensure all new machine foundation designs and construction projects comply with the updated engineering standards by the September 2026 deadline.
**Water Resource Management and Well Contractors**
**Impact**
The establishment of IS 19687 : 2026 introduces specific safety protocols for the abandonment of tube wells and bore wells that did not previously have a dedicated standard.
**Action Required**
Implement the safety guidelines and precautions detailed in IS 19687 : 2026 for all future tube well and bore well abandonment activities effective immediately.
Key Entities Referenced
Bureau of Indian Standards (BIS): The national standards body of India responsible for notifying the establishment and withdrawal of technical Indian Standards.
Bureau of Indian Standards Rules, 2018: The governing legal framework, specifically Rule 15, under which the notification for establishing new standards is issued.
IS 2974 : 2026: A series of Indian Standards (Parts 1-4) providing updated codes of practice for the design and construction of machine foundations.
IS 19687 : 2026: A newly established Indian Standard providing safety guidelines and precautions for the abandonment of tube wells and bore wells.
IS 3111 : 2026: The revised Indian Standard specifying the technical requirements and specifications for silver thread.
रजिस्ट्री स.ं डी.एल.- 33004/99 REGD. No. D. L.-33004/99
सी.जी.-डी.एल.-अ.-31032026-271448
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CG-DL-E-31032026-271448
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असाधारण
EXTRAORDINARY
भाग III—खण् ड 4
PART III—Section 4
प्राजधकार स ेप्रकाजित
PUBLISHED BY AUTHORITY
स.ं 228] नई दिल्ली, सोमिार, माच च30, 2026/चत्रै 9, 1948 ष 22, 1947
No. 228] NEW DELHI, MONDAY, MARCH 30, 2026/CHAITRA 9, 1948 s 1947
भारतीय मानक ब्य रू ो
(उपभोक्त ा मामल ेजिभाग)
अजधसचू ना
नई दिल्ली, 27 माच,च 2026
सिं भ:च HQ-PUB013/1/2020-PUB-BIS(1510).—भारतीय मानक ब्यूरो जनयम, 2018 के जनयम 15 के
उपजनयम (1) के अनुसरण म ें भारतीय मानक ब्यूरो एतिद्वारा अजधसूजचत करता ह ै की जिन भारतीय मानकों के जििरण
इसमें संलग्न अनूसूची के जद्वतीय स्ट्तंभ में दिये गये ह,ैं तीसरे स्ट्तभं में इंजगत जतजि को स्ट्िाजपत हो गये ह|ैं चौिे स्ट्तंभ में दिय े
गय े मानकों के जििरण, यदि कोई हो तो ि े भी साि-साि लाग ू रहगें े िब तक ि े पााँचि ें स्ट्तंभ में इंजगत जतजि को िापस जलए
िाने ह|ैं
अनसु चू ी
क्रम स्ट्िाजपत भारतीय मानकों की संख्या, िषच प्रजतस्ट्िापन जतजि भारतीय मानकों, यदि िापस जलए िापस होने की
स.ं तिा िीषचक िाने ह,ैं की संख्या, िषच तिा िीषचक जतजि
(1) (2) (3) (4) (5)
1 आई एस 3111 : 2026 25 माचच 2026 आई एस 3111 – 1984 25 जसतंबर
चांिी का धागा — जिजिजि चांिी का धागा के जलए जिजिजि 2026
(िसू रा पुनरीक्षण) (पहला पुनरीक्षण)
2332 GI/2026 (1)2 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4]
2 आई एस 2974 (भाग 1) : 2026 25 माचच 2026 आई एस 2974 (भाग 1) – 1982 25 जसतंबर
मिीनों की नींि का जडज़ाइन एिं मिीन नींि के जडज़ाइन और जनमाचण के 2026
जनमाचण — रीजत सनहतं ा जलए रीजत सनहतं ा
भाग 1 सामान्य प्रािधान भाग 1 प्रत्यागामी प्रकार की मिीनों के
(तीसरा पुनरीक्षण) जलए नींि
(िसू रा पुनरीक्षण)
3 आई एस 2974 (भाग 2) : 2026 25 माचच 2026 आई एस 2974 (भाग II) – 1980 25 जसतंबर
मिीनों की नींि का जडज़ाइन एि ं मिीन नींि के जडज़ाइन और जनमाचण के 2026
जनमाचण — रीजत सजं हता जलए अभ्यास संजहता
भाग 2 ब्लॉक नींि भाग II आघात-प्रकार की मिीनों के
(िसू रा पुनरीक्षण) जलए नींि (हिौडा नींि)
(पहला पुनरीक्षण)
4 आई एस 2974 (भाग 3) : 2026 25 माचच 2026 आई एस 2974 (भाग 3) : 1992 25 जसतंबर
मिीनों की नींि का जडज़ाइन और मिीन की नीिों के जडिाइन और 2026
जनमाचण — रीजत सजं हता संरचना — रीजत सनहतं ा
भाग 3 फ्रेम नींि भाग 3 घूमी प्रकार के मिीनें
(तीसरा पुनरीक्षण ) (मध्यम तिा उच्च आिृजत)
(िसू रा पुनरीक्षण)
5 आई एस 2974 (भाग 4) : 2026 25 माचच 2026 आई एस 2974 (भाग IV) – 1979 25 जसतंबर
मिीनों की नींि का जडज़ाइन एिं मिीन नींिों के जडज़ाइन और जनमाचण 2026
जनमाचण — रीजत सजं हता के जलए आचार संजहता
भाग 4 हिौडों और प्रेस के जलए नींि भाग IV कम आिृजि िाली घूणी प्रकार
(िसू रा पुनरीक्षण ) की मिीनों के जलए नींि
(पहला पुनरीक्षण)
6 आई एस 19687 : 2026 25 माचच 2026 लागू नहीं लागू नहीं
ट्यूबिेल और बोरिेल के पररत्याग के जलए
सुरक्षा दििा-जनिेि और सामान्य
सािधाजनया ाँ
जचत्रा गुप्ता, िैज्ञाजनक िी एिं उप महाजनिेिक (हॉलमार्किंग एिं रेननंग)
[जिज्ञापन-III/4/असा./804/2025-26]
BUREAU OF INDIAN STANDARDS
(Department of Consumer Affairs)
NOTIFICATION
New Delhi, the 27th March, 2026
Ref: HQ-PUB013/1/2020-PUB-BIS(1510).— 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 Indian standards, particulars of
which are given in the second column of the schedule hereto annexed have been established on the date indicated
against it in third column. The particulars of the standards, if any which are given in the fourth column shall also
remain in force concurrently till they are withdrawn on the date indicated against them in the fifth column.[भाग III—खण् ड 4] भारत का रािपत्र : असाधारण 3
SCHEDUL
Sl. No., Year & Title of the Indian Date of No. , Year & Title of the Date of
No. Standards Established Establishment Indian Standards to be Withdrawal
Withdrawn, if any
(1) (2) (3) (4) (5)
1 IS 3111 : 2026 25 March 2026 IS 3111 – 1984 25 September
Silver Thread — Specification Specification for Silver Thread 2026
(Second Revision) (First Revision)
25 September
2 IS 2974 (Part 1) : 2026 25 March 2026 IS 2974 (Part 1) – 1982 2026
Design and Construction of Code of Practice for Design and
Machine Foundations — Code of Construction of Machine
Practice Foundations
Part 1 General Provisions Part 1 Foundation for
(Third Revision) Reciprocating Type Machines
(Second Revision)
25 September
3 IS 2974 (Part 2) : 2026 25 March 2026 IS 2974 (Part II) – 1980 2026
Design and Construction of Code of Practice for Design and
Machine Foundations — Code of Construction of Machine
Practice Foundations
Part 2 Block Foundations Part II Foundations for Impact
(Second Revision) Type Machines (Hammer
Foundations)
(First Revision)
25 September
4 IS 2974 (Part 3) : 2026 25 March 2026 IS 2974 (Part 3) : 1992 2026
Design and Construction of Design and Construction of
Machine Foundations — Code of Machine Foundations — Code
Practice of Practice
Part 3 Frame Foundations Part 3 Foundations for Rotary
(Third Revision) Type Machines (Medium and
High Frequency)
(Second Revision)
25 September
5 IS 2974 (Part 4) : 2026 25 March 2026 IS 2974 (Part IV) – 1979 2026
Design and Construction of Code of Practice for
Machine Foundations — Code of Design and Construction of
Practice Machine Foundations
Part 4 Foundations for Hammers Part IV Foundations for Rotary
and Presses Type Machines of Low
(Second Revision) Frequency
(First Revision)
6 IS 19687 : 2026 25 March 2026 NA NA
Safety Guidelines and General
Precautions for Abandonment of
Tube Wells and Bore Wells
CHITRA GUPTA, Scientist G & DDG (Hallmarking and Training)
[ADVT.-III/4/Exty./804/2025-26]
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.