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Date: 2026-03-23 Category: Extra Ordinary State: Union Government Country: 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

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Executive Summary & Key Takeaways

**Executive Summary** The Bureau of Indian Standards (BIS) has notified the establishment of thirteen new and revised Indian Standards effective from 17 March 2026. Issued under Rule 15 of the BIS Rules, 2018, this notification mandates that for revised standards, the previous versions will remain in force concurrently until their scheduled withdrawal on 17 September 2026. **Key Points / Main Content** **Construction and Civil Engineering (Measurement Methods)** * **IS 1200 (Part 1) : 2026 (Fifth Revision):** Establishes updated methods of measurement for earthwork in building and civil engineering, replacing the 1992 version. * **IS 1200 (Part 3) : 2026 (Fourth Revision):** Sets new measurement standards for brickwork, replacing the 1976 edition. * **IS 1200 (Part 4) : 2026 (Fourth Revision):** Updates measurements for stone masonry, replacing the 1976 edition. * **IS 1200 (Part 9) : 2026 (Third Revision):** Revises measurement methods for roof covering, including cladding, replacing the 1973 version. **Safety and Fire Detection Systems** * **IS 2189 : 2026 (Fifth Revision):** Provides an updated code of practice for the selection, installation, and maintenance of automatic fire detection and alarm systems, replacing the 2008 edition. **Chemical Materials and Components** * **IS 4456 (Parts 1 & 2) : 2026 (First Revision):** Establishes revised testing methods for chemical-resistant mortars, specifically Silicate/Resin types and Sulphur types, replacing the 1967 versions. * **IS 5749 : 2026 (First Revision):** Updates specifications for forged ramshorn hooks, replacing the 1970 standard. **New Metallurgical and Industrial Standards** * **IS 19559 : 2026:** New specification for hot rolled alloy steel bars. * **IS 19600 : 2026:** New specification for flexible graphite material used in gaskets and packing. * **Steel Wire Rope Standards (IS 19745, 19746, 19747):** New standards established for determining transverse rigidity, rotational properties, and the actual modulus of elasticity of steel wire ropes (aligned with ISO standards 16839, 21669, and 12076). **Impact Analysis** **Construction and Engineering Firms** **Impact** These entities must transition to updated measurement methods for earthwork, masonry, and roofing to ensure compliance with the fifth, fourth, and third revisions of IS 1200. **Action Required** Review internal measurement protocols and update project documentation to align with the 2026 standards before the 17 September 2026 withdrawal of older versions. **Manufacturers of Industrial Components and Steel Products** **Impact** Manufacturers of alloy steel bars, forged ramshorn hooks, and steel wire ropes are subject to new or revised specifications (IS 19559, IS 19745-47). **Action Required** Ensure manufacturing processes and product specifications meet the criteria defined in the 2026 versions. **Fire Safety System Providers** **Impact** The code of practice for automatic fire detection and alarm systems (IS 2189) has been updated to its fifth revision. **Action Required** Update selection, installation, and maintenance procedures to comply with the revised 2026 code of practice. **Testing and Certification Bodies** **Impact** Laboratories and certification agencies must update their testing methodologies for chemical-resistant mortars and mechanical components. **Action Required** Adopt the revised testing methods stipulated in IS 4456 and IS 5749 to provide valid certifications post-September 2026.

Key Entities Referenced

Bureau of Indian Standards (BIS): The national standards body of India responsible for the notification, establishment, and withdrawal of technical standards. Bureau of Indian Standards Rules, 2018: The legal framework, specifically Rule 15, under which the Bureau of Indian Standards establishes and revises Indian Standards. Department of Consumer Affairs: The primary government department overseeing the Bureau of Indian Standards and its regulatory notifications. Indian Standards (IS): The technical specifications established by this notification, including standards for building measurement (IS 1200), fire detection (IS 2189), and material safety.
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रजजस्ट्री स.ं डी.एल.- 33004/99 REGD. No. D. L.-33004/99 सी.जी.-डी.एल.-अ.-24032026-271241 xxxGIDHxxx CG-DL-E-24032026-271241 xxxGIDExxx असाधारण EXTRAORDINARY भाग III—खण् ड 4 PART III—Section 4 प्राजधकार स ेप्रकाजित PUBLISHED BY AUTHORITY स.ं 200] नई ददल्ली, सोम ार, माच च23, 2026/ चत्रै 2, 1948 र् 22, 1947 No. 200] NEW DELHI, MONDAY, MARCH 23, 2026/ CHAITRA 2, 1948 s 1947 भारतीय मानक ब्य रू ो (उपभोक्त ा मामल ेज भाग) अजधसचू ना नई ददल्ली, 18 माच,च 2026 संदभ:च HQ-PUB013/1/2020-PUB-BIS (1492).—भारतीय मानक ब्यूरो जनयम, 2018 के जनयम 15 के उपजनयम (1) के अनुसरण में भारतीय मानक ब्यूरो एतदद्वारा अजधसूजचत करता ह ै की जजन भारतीय मानकों के ज रण इसमें संलग्न अनूसूची के जद्वतीय स्ट्तंभ में ददये गये हैं, तीसरे स्ट्तंभ में इंजगत जतजथ को स्ट्थाजपत हो गये हैं| चौथे स्ट्तंभ में ददये गये मानकों के ज रण, यदद कोई हो तो े भी साथ-साथ लागू रहगें े जब तक े पााँच ें स्ट्तंभ में इंजगत जतजथ को ापस जलए जाने हैं| अनसु चू ी क्रम स्ट्थाजपत भारतीय मानकों की सख्ं या, प्रजतस्ट्थापन भारतीय मानकों, यदद ापस जलए ापस होन ेकी स.ं र् चतथा िीर्कच जतजथ जान ेह,ैं की सख्ं या, र् चतथा जतजथ िीर्कच (1) (2) (3) (4) (5) 1 आई एस 1200 (भाग 1) : 2026 17 माचच 2026 आई एस 1200 (भाग 1) : 1992 17 जसतंबर भ न की माप की पद्धजत ए ं जसज ल भ न जनमाचण और जसज ल 2026 इंजीजनयररग कायच इंजीजनयरी कायो की मापन भाग 1 जमट्टी की खोदाई के काम पद्धजतया ाँ (पााँच ां पुनरीक्षण) भाग 1 जमट्टी-काय च 2095 GI/2026 (1)2 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4] (चौथा पनु रीक्षण) 2 आई एस 1200 (भाग 3) : 2026 17 माचच 2026 आई एस 1200 (भाग III) – 1976 17 जसतंबर भ न की माप की पद्धजत ए ं जसज ल भ न की माप की पद्धजत ए ं 2026 इंजीजनयररग काय च जसज ल भाग 3 ईंट जचनाई इंजीजनयररग कायच (चौथा पनु रीक्षण) भाग III ईंट जचनाई (तीसरा पनु रीक्षण) 3 आई एस 1200 (भाग 4) : 2026 17 माचच 2026 आई एस 1200 (भाग IV) - 1976 17 जसतंबर भ न की माप की पद्धजत ए ं जसज ल भ न की माप की पद्धजत ए ं 2026 इंजीजनयररग काय च जसज ल भाग 4 पत्थर की जचनाई इंजीजनयररग कायच (चौथा पनु रीक्षण) भाग IV पत्थर की जचनाई (तीसरा पनु रीक्षण) 4 आई एस 1200 (भाग 9) : 2026 17 माचच 2026 आई एस 1200 (भाग IX) - 1973 17 जसतंबर भ न की माप की पद्धजत ए ं जसज ल भ न की माप की पद्धजत ए ं 2026 इंजीजनयररग कायच जसज ल भाग 9 छत का आ रण (क्लैडिडग इंजीजनयररग कायच सजहत) भाग IX छत का आ रण (क्लैडिडग (तीसरा पनु रीक्षण) सजहत) (दसू रा पनु रीक्षण) 5 आई एस 2189 : 2026 17 माचच 2026 आई एस 2189 : 2008 17 जसतंबर स्ट् चाजलत अजग्न संसूचक ए ं सचं ेतक स्ट् चजलत अजग्न संसूचक संचेतक 2026 पद्धजत का चुना , संस्ट्थापन ए ं पद्धजत का चुना , संस्ट्थापन रखरखा — रीजत सडिहता रख-रखा - रीजत सडिहता (पााँच ां पुनरीक्षण) (चौथा पनु रीक्षण) 6 आई एस 4456 (भाग 1) : 2026 17 माचच 2026 आई एस 4456 (भाग I) – 1967 17 जसतंबर रासायजनक प्रजतरोधी मोटाचर — रासायजनक प्रजतरोधी मोटाचर के 2026 परीक्षण पद्धजतयााँ जलए परीक्षण पद्धजतया ाँ भाग 1 जसजलकेट प्रकार और रेज़िन भाग 1 जसजलकेट प्रकार और रेज़िन प्रकार प्रकार (पहला पुनरीक्षण) 7 आई एस 4456 (भाग 2) : 2026 17 माचच 2026 आई एस 4456 (भाग II) – 1967 17 जसतंबर रासायजनक प्रजतरोधी रासायजनक प्रजतरोधी 2026 मोटाचर — परीक्षण पद्धजतया ाँ मोटाचर के जलए परीक्षण पद्धजतयााँ भाग 2 सल्फर प्रकार भाग II सल्फर प्रकार (पहला पुनरीक्षण) 8 आई एस 5749 : 2026 17 माचच 2026 आई एस 5749 - 1970 17 जसतंबर फोर्जजत रैमसन हुक — ज जिजि फोर्जजत रैमसन हुक के जलए 2026 (पहला पुनरीक्षण) ज जिजि 9 आई एस 19559 : 2026 17 माचच 2026 लाग ूनहीं लाग ू नहीं तप्त ेजल्लत जमश्र धातु इस्ट्पात के छडें — ज जिजि[भाग III—खण् ड 4] भारत का राजपत्र : असाधारण 3 10 आई एस 19600 : 2026 17 माचच 2026 लाग ूनहीं लाग ूनहीं गैस्ट्केट और पैककग नम्य ग्रेफाइट सामग्री — ज जिजि 11 आई एस 19745 : 2026 17 माचच 2026 लाग ूनहीं लाग ूनहीं आई एस ओ 16839 : 2013 इस्ट्पात के तार की रजस्ट्सयााँ — जबना अक्षीय भार की जस्ट्थजत में इस्ट्पात तार रजस्ट्सयों की अनप्रु स्ट्थ कठोरता को ज्ञात करना 12 आई एस 19746 : 2026 17 माचच 2026 लाग ूनहीं लाग ूनहीं आई एस ओ 21669 : 2005 इस्ट्पात के तार की रजस्ट्सयााँ — घूणचन गुणधमों को ज्ञात करना 13 आई एस 19747 : 2026 17 माचच 2026 लाग ूनहीं लाग ूनहीं आई एस ओ 12076 : 2002 इस्ट्पात के तार की रजस्ट्सयााँ — ास्ट्तज क प्रत्यास्ट्थता गुणांक को ज्ञात करना जचत्रा गुप्ता, ैज्ञाजनक जी ए ं उप महाजनदेिक (हॉलमार्ककग ए ं रेडिनग) [ज ज्ञापन-III/4/असा./779/2025-26] BUREAU OF INDIAN STANDARDS (Department of Consumer Affairs) NOTIFICATION New Delhi, the 18th March, 2026 Ref: HQ-PUB013/1/2020-PUB-BIS (1492).—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. SCHEDULE 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 1200 (Part 1) : 2026 17 March 2026 IS 1200 (Part 1) : 1992 17 September Method of Measurement of Methods of Measurement of 2026 Building Building and Civil Engineering Works and Civil Engineering Works Part 1 Earthwork Part 1 Earthwork (Fifth Revision) (Fourth Revision)4 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4] 2 IS 1200 (Part 3) : 2026 17 March 2026 IS 1200 (Part III) - 1976 17 September Method of Measurement of Method of Measurement of 2026 Building Building and Civil Engineering Works and Civil Engineering Works Part 3 Brickwork Part III Brickwork (Fourth Revision) (Third Revision) 3 IS 1200 (Part 4) : 2026 17 March 2026 IS 1200 (Part IV) - 1976 17 September Method of Measurement of Method of Measurement of 2026 Building Building and Civil Engineering Works and Civil Engineering Works Part 4 Stone Masonry Part IV Stone Masonry (Fourth Revision) (Third Revision) 4 IS 1200 (Part 9) : 2026 17 March 2026 IS 1200 (Part IX) - 1973 17 September Method of Measurement of Method of Measurement of 2026 Building Building and Civil Engineering and Civil Engineering Works Works Part 9 Roof Covering (Including Part IX Roof Covering Cladding) (Including Cladding) (Third Revision) (Second Revision) 5 IS 2189 : 2026 17 March 2026 IS 2189 : 2008 17 September Selection, Installation and Selection, Installation and 2026 Maintenance of Automatic Fire Maintenance of Automatic Fire Detection and Alarm System — Detection and Alarm Code of Practice System - Code of Practice (Fifth Revision) (Fourth Revision) 6 IS 4456 (Part 1) : 2026 17 March 2026 IS 4556 (Part I) – 1967 17 September Chemical Resistant Methods of Test for 2026 Mortars — Methods of Test Chemical Resistant Mortars Part 1 Silicate Type and Resin Part I Silicate Type and Resin Type Type (First Revision) 7 IS 4456 (Part 2) : 2026 17 March 2026 IS 4456 (Part II) - 1967 17 September Chemical Resistant Mortars — Methods of Test for 2026 Methods of Test Chemical Resistant Mortars Part 2 Sulphur Type Part II Sulphur Type (First Revision) 8 IS 5749 : 2026 17 March 2026 IS 5749 - 1970 17 September Forged Ramshorn Hooks — Specification for Forged 2026 Specification Ramshorn Hooks (First Revision) 9 IS 19559 : 2026 17 March 2026 NA NA Hot Rolled Alloy Steel Bars — Specification 10 IS 19600 : 2026 17 March 2026 NA NA Gasket and Packing — Flexible Graphite Material — Specification 11 IS 19745 : 2026 17 March 2026 NA ISO 16839 : 2013 NA Steel Wire Ropes — Determination of the Transvers Rigidity of Steel Wire Ropes Under no Axial Load Condition[भाग III—खण् ड 4] भारत का राजपत्र : असाधारण 5 12 IS 19746 : 2026 17 March 2026 NA NA ISO 21669 : 2005 Steel Wire Ropes — Determination of Rotational Properties 13 IS 19747 : 2026 17 March 2026 NA NA ISO 12076 : 2002 Steel Wire Ropes — Determination of the Actual Modulus of Elasticity CHITRA GUPTA, Scientist G & DDG (Hallmarking and Training [ADVT.-III/4/Exty./779/2025-26] 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.

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