## Policy Analysis Report: Static and Mobile Pressure Vessels Unfired Amendment Rules, 2025
**1. Executive Summary:**
This report analyzes the Static and Mobile Pressure Vessels Unfired Amendment Rules, 2025, as published in the Gazette of India. This amendment primarily focuses on updating the Static and Mobile Pressure Vessels Unfired Rules, 2016, particularly regarding standards and requirements for pressure vessels used for the storage and transport of hydrogen. The key changes involve incorporating new international standards (ISO and API) for hydrogen permeation, embrittlement resistance, valve specifications for cryogenic pressure vessels, and fitness-for-service assessments. These amendments aim to ensure the safe handling and transport of hydrogen within India.
**2. Introduction:**
This report provides a comprehensive analysis of the Static and Mobile Pressure Vessels Unfired Amendment Rules, 2025, based solely on the provided text of the official notification. The purpose is to inform stakeholders, particularly those in the relevant industry, about the changes introduced and their potential implications.
**3. Policy Overview:**
* This document amends the Static and Mobile Pressure Vessels Unfired Rules, 2016.
* The core objective of these amendments is to enhance the safety and regulatory framework for static and mobile pressure vessels, specifically those used for hydrogen storage and transport.
**4. Background and Rationale:**
The amendment appears to be driven by the increasing use of hydrogen as an energy source and the need for updated safety standards to address the specific challenges associated with its storage and transport in pressure vessels. The inclusion of specific ISO and API standards suggests a move to align Indian regulations with international best practices for hydrogen handling, addressing concerns related to hydrogen embrittlement, permeation, and overall vessel integrity. The amendment likely arises from a need to refine the 2016 rules to account for hydrogen-specific safety considerations not fully addressed in the original policy.
**5. Key Provisions / Changes:**
The following changes are introduced to the Static and Mobile Pressure Vessels Unfired Rules, 2016:
* **Rule 13 (Sub-rule 1):** The amendment inserts specific ASME standards. More importantly, it mandates that pressure vessels for hydrogen storage and transport must conform to standards accepted by the Chief Controller. It then lists the following ISO standards to be followed:
* ISO 17081: Method of measurement of hydrogen permeation and determination of hydrogen uptake.
* ISO 10587: Test for residual embrittlement in metallic-coated and uncoated articles.
* ISO 16573: Measurement method for the evaluation of hydrogen embrittlement resistance of high-strength steels.
* ISO 15330: Preloading test for the detection of hydrogen embrittlement.
* *Effect:* This change introduces explicit requirements for hydrogen-specific material testing and design considerations, ensuring that pressure vessels used for hydrogen are built to withstand the specific challenges posed by the gas.
* **Rule 18 (After Sub-rule 5):** Inserts sub-rule 6 mandating that the valves for cryogenic pressure vessels of hydrogen shall conform to the provisions of ISO 21011 or any code accepted by Chief Controller.
* *Effect:* This amendment addresses valve safety standards for cryogenic hydrogen vessels, likely to minimize leaks and failures.
* **Rule 19 (After Sub-rule 6):** A proviso is added, stating that fitness-for-service assessments for pressure vessels used for hydrogen service shall be carried out as per API 579 Assessment Standards, along with the standards in rule 13 or any other standard accepted by the Chief Controller.
* *Effect:* Introduces a standardized fitness-for-service assessment (API 579) specifically for hydrogen vessels. This aims to ensure the continued safe operation of these vessels throughout their lifecycle.
* **Rule 38 (After Sub-rule 3):** Inserts sub-rule 4 mandating that the pressure vessel for transport of cryogenic hydrogen shall also conform to the relevant provisions of ISO 2281 or ISO 71 or any other code as accepted by the Chief Controller.
* *Effect:* This amendment establishes safety benchmarks for cryogenic hydrogen transport vessels, which might enhance safety and facilitate regulatory oversight.
**5. Target Audience and Stakeholders:**
The primary target audience and stakeholders are:
* Manufacturers of static and mobile pressure vessels.
* Companies involved in the storage and transport of hydrogen.
* Inspection agencies responsible for certifying pressure vessels.
* The Chief Controller (likely of Explosives), who has the authority to accept alternative standards.
**7. Implementation Aspects (Inferred):**
* **Responsible agency/bodies:** The Department for Promotion of Industry and Internal Trade (Ministry of Commerce and Industry) is responsible for these amendments. The Chief Controller has a key role in accepting standards.
* **Timelines or procedures:** The rules come into force on the date of their final publication in the Official Gazette (June 27, 2025). Implementation requires manufacturers and operators to comply with the new standards during the design, fabrication, inspection, and operation of pressure vessels for hydrogen service.
* **Changes:** The onus lies on manufacturers to ensure that their vessels conform to the specified (or Chief Controller-accepted) ISO and API standards. Existing vessels will require fitness-for-service assessments according to API 579.
**8. Expected Outcomes / Impact of Changes:**
The likely intended outcomes of these specific changes are:
* Enhanced safety in the storage and transport of hydrogen, reducing the risk of accidents related to embrittlement, permeation, or valve failures.
* Adoption of international best practices in hydrogen handling.
* Clearer and more specific regulatory guidelines for manufacturers and operators, leading to greater consistency and compliance.
* Improved integrity and reliability of pressure vessels used for hydrogen service.
**9. Conclusion:**
The Static and Mobile Pressure Vessels Unfired Amendment Rules, 2025, represent a significant update to the existing regulatory framework, specifically addressing the challenges associated with hydrogen storage and transport. By incorporating international standards and introducing specific requirements for material testing, design, and fitness-for-service assessments, these amendments are likely to enhance safety and promote best practices within the industry. This legislation is of crucial importance for all stakeholders involved in the hydrogen economy, as it sets the foundation for a safer and more reliable infrastructure for this emerging energy source.
Key Entities Referenced
Static and Mobile Pressure Vessels Unfired Rules, 2016: The principal rules being amended by this notification.
Explosives Act, 1884: The Act that confers powers to the Central Government to make rules regarding explosives.
Static and Mobile Pressure Vessels Unfired Amendment Rules, 2025: The name of the amendment rules being introduced.
Ministry of Commerce and Industry: The ministry under which the Department for Promotion of Industry and Internal Trade falls.
Department For Promotion Of Industry And Internal Trade: The department responsible for publishing the notification.
NIDHI KESARWANI: The Joint Secretary who signed the notification.
ASME BPV Section VIII Division 3: Standard inserted related to pressure vessels.
ISO 17081: Standard inserted related to measurement of hydrogen permeation.
ISO 10587: Standard inserted related to metallic and inorganic coatings.
ISO 16573: Standard inserted related to evaluation of hydrogen embrittlement resistance of high strength steels.
रजिस्ट्री स.ं डी.एल.- 33004/99 REGD. No. D. L.-33004/99
सी.जी.-डी.एल.-अ.-27062025-264206
xxxGIDHxxx
CG-DL-E-27062025-264206
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असाधारण
EXTRAORDINARY
भाग II—खण्ड 3—उप-खण्ड (i)
PART II—Section 3—Sub-section (i)
प्राजधकार स ेप्रकाजित
PUBLISHED BY AUTHORITY
स.ं 379] नई दिल्ली, िुक्रवार, िनू 27, 2025 / आषाढ़ 6, 1947
No. 379] NEW DELHI, FRIDAY, JUNE 27, 2025 /ASHADHA 6, 1947
वाजणज्य और उद्योग मत्रं ालय
(उद्योग सवं धनध और आतं ररक व्य ापार जवभाग)
अजधसचू ना
नई दिल्ली, 25 िून, 2025
सा.का.जन. 422(अ)– जस्ट्िर और गजतिील िाब पात्र (अज्व जलत) जनयम, 2016 म ें और संिोधन करन े के जलए
कजतपय जनयमोंका प्रारूप, भारत के रािपत्र, असाधारण, भाग II,खंड 3,उप-खण्ड (i) म ें भारत सरकार के वाजणज्य और
उद्योग मंत्रालय (उद्योग संवधनध और आतं ररक व्यापार जवभाग) की अजधसूचना संखयांक सा.का.जन. 226(अ), तारीख 15
अप्रैल, 2025 द्वारा प्रकाजित दकया गया िा, जिसम ें ऐस े सभी व्यजियों स,े जिनके उससे प्रभाजवत होने की संभावना ह,ै
उस तारीख स,े जिसको उि अजधसूचना को अर्नतधजवष्ट करने वाले रािपत्र की प्रजतयां पजललक को उपललध करा िी गई िी,
तीस दिन की अवजध के समाप्त होने स े पूवध आक्षेप या सुझाव आमंजत्रत दकए गए ि;े
और उक्त रािपत्र अजधसूचना की प्रजतयां 15 अप्रलै , 2025 को पजललक को उपललध करा िी गई िी;
और उक्त अवजध के िौरान पजललक स ेकोईआक्षेपया सुझाव प्राप्त नहीं हुए।
अतःअब, केर्नरीय सरकार, जवस्ट्फोटक अजधजनयम 1884 (1884 का 4) की धारा 5 और धारा 7 द्वारा प्रित्त
िजियों का प्रयोग करते हुए, जस्ट्िर और गजतिील िाब पात्र (अज्वजलत) जनयम,2016 का और संिोधन करने के जलए
जनम्नजलजखत जनयम बनाती ह,ै अिाधत ः-
4225 GI/2025 (1)2 THE GAZETTE OF INDIA : EXTRAORDINARY [PART II—SEC.3(i)]
1. सजं क्षप्त नाम और प्रारंभ- (1) इन जनयमों का संजक्षप्त नाम जस्ट्िर और गजतिील िाब पात्र (अज्वजलत)
(संिोधन) जनयम, 2025 ह।ै
(2) य ेरािपत्र म ें इनके अंजतम रूप स ेप्रकािन की तारीख को प्रवृत्त होंगे।
2. जस्ट्िर और गजतिील िाब पात्र (अज्वजलत) जनयम, 2016 (जिसे इसम ें इसके पश्चात उक्त जनयम कहा गया ह)ै
के जनयम 13 के उप जनयम (1) म,ें
(i)"एडी: 2000" अक्षरों और अकं ों के पश्चात जनम्नजलजखत अतं ःस्ट्िाजपत दकया िाएगा, अिाधत: –
"एएसएमई बीपीवी खण्ड VIII प्रभाग 3"
(ii)"मुखय जनयंत्रक" िलिों के पश्च ात जनम्नजलजखत अंतःस्ट्िाजपत दकया िाएगा, अिाधत :–
"और हाइड्रोिन के भंडारण और पररवहन के जलए िाब पात्र के मामले म,ें िाब पात्र, मुखय जनयंत्रक द्वारा
स्ट्वीकार दकए गए जनम्नजलजखत मानकों के अनरूु प होगा:
(क) आईएसओ 17081: जवद्यतु -रासायजनक तकनीक द्वारा धातुओं म ें हाइड्रोिन पारगमन के मापन और
हाइड्रोिन अविोषण और पररवहन के जनधारध ण की पद्धजत,
(ख) आईएसओ 10587: धात ु और अर्नय अकाबधजनक कोटटंग्स - बाह्य रूप स े थ्रेडडे धाजत्वक-कोटेड और
अनकोटेड िोनों प्रकार की वस्ट्तओंु और छडो के अवजिष्ट भंगरु ता के जलए परीक्षण–इनक्लाइर्नड वेि पद्धजत,
(ग) आईएसओ 16573: इस्ट्पात – अजधक िजि वाले इस्ट्पात के हाइड्रोिन भगं ुरता प्रजतरोध के मूल्यांकन के
जलए माप जवजध भाग 1: जस्ट्िर भार परीक्षण,
(घ) आईएसओ 15330: फास्नसध - हाइड्रोिन भंगरु ता का पता लगान े के जलए प्री-लोडडंग परीक्षण -
समानांतर बेयटरंग सतह पद्धजत।”
3. उि जनयम के, जनयम 18 के उपजनयम (5)के पश्चात , जनम्नजलजखत अंतःस्ट्िाजपत दकया िाएगा, अिाधत: -
"(6) हाइड्रोिन के क्रायोिेजनक िाब पात्र के जलए वाल्व आईएसओ-21011 के उपबधं ों या मुखय जनयंत्रक
द्वारा स्ट्वीकार की गई दकसी भी संजहता के अनुरूप होंगे।
4. उि जनयमों के, जनयम 19 के उपजनयम(6)के पश्चात जनम्नजलजखत परंतुक अंतःस्ट्िाजपत दकया िाएगा, अिाधत: -
"परंत ु हाइड्रोिन सर्वधस के जलए िाबपात्र के मामले म,ें िाब पात्र की सर्वधस के जलए समिधता,जनयम 13 म ें
जवजनर्िधष्ट मानकों के सुसंगत उपबंधों या मुखय जनयंत्रक द्वारा स्ट्वीकार दकए गए दकसी अर्नय मानक सजहत एपीआई
579 जनधाधरण मानकों के अनुसार दकया िाएगा।
5. उि जनयमों के, जनयम 38 म,ें उप जनयम (3)के पश्चात, जनम्नजलजखत उप जनयम अंतःस्ट्िाजपत दकया िाएगा,
अिाधत: -
"(4) क्रायोिेजनक हाइड्रोिन के पररवहन के जलए िाबपात्र, आईएसओ 228-1या आईएसओ 7-1 के सुसंगत
उपबंधों या मुखय जनयंत्रक द्वारा स्ट्वीकार की गई दकसी अर्नय संजहता के अनुरूप भी होगा।”
[फा. सं. 2(1)/2017-जवस्ट्फो.-भाग(2)]
सुश्री जनजध केसरवानी, संयुि सजचव
रटप्पणी: मलू जनयम भारत के रािपत्र, असाधारण, भाग-II, खंड 3, उप-खडं (i) म ें अजधसचू ना सा.का.जन 1109 (अ),
तारीख 1 दिसंबर, 2016 द्वारा प्रकाजित दकए गए ि े और तत्पश्चात सा.का.जन. 388 (अ), तारीख 20 अप्रलै ,
2018, सा.का.जन 148 (अ), तारीख 25 फरवरी, 2019, सा.का.जन 609 (अ),तारीख 31 अगस्ट्त 2021,[भाग II—खण्ड 3(i)] भारत का रािपत्र : असाधारण 3
सा.का.जन 283 (अ),तारीख 28 अप्रलै , 2025 और सा.का.जन 374(अ),तारीख 05 िून, 2025 द्वारा संिोजधत
दकए गए िे।
MINISTRY OF COMMERCE AND INDUSTRY
(Department For Promotion Of Industry And Internal Trade)
NOTIFICATION
New Delhi, the 25th June, 2025
G.S.R. 422(E).— Whereas, the draft of certain rules further to amend the Static and Mobile Pressure Vessels
(Unfired) Rules, 2016, were published, vide notification of the Government of India in the Ministry of Commerce and
Industry (Department for Promotion of Industry and Internal Trade) number, G.S.R. 226 (E), dated 15th April, 2025 in
the Gazette of India, Extraordinary, Part II, Section 3, Sub-section (i), inviting objections or suggestions from all
persons likely to be affected thereby before the expiry of a period of thirty days from the date on which the copies of
the Gazette containing the said notifications were made available to the public;
And Whereas, the copies of the said Gazette notifications were made available to the public on the 15th April,
2025;
And Whereas, no objection or suggestions received from the public within the said period;
Now, therefore, in exercise of the powers conferred by sections 5 and 7 of the Explosives Act, 1884 (4 of
1884), the Central Government hereby makes the following rules further to amend the Static and Mobile Pressure
Vessels (Unfired) Rules, 2016, namely:-
1. Short title and commencement.—(1) These rules may be called the Static and Mobile Pressure Vessels
(Unfired) (Amendment) Rules, 2025.
(2) They shall come into force on the date of their final publication in the Official Gazette.
2. In the Static and Mobile Pressure Vessels (Unfired) Rules, 2016 (hereinafter referred to as said rules), in
rule 13, in sub rule (1),-
(i) after the letters and figures “AD:2000”, the following shall be inserted, namely:-
“ASME BPV Section VIII Division 3”
(ii) after the words “Chief Controller”, the following shall be inserted, namely:-
“and in the case of pressure vessel for storage and transport of hydrogen, the pressure vessel shall
conform to the following standards accepted by the Chief Controller:
a. ISO 17081: method of measurement of hydrogen permeation and determination of
hydrogen uptake and transport in metals by an electrochemical technique;
b. ISO 10587: Metallic and other inorganic coatings — test for residual embrittlement in both
metallic-coated and uncoated externally-threaded articles and rods — Inclined wedge method;
c. ISO 16573: Steel — measurement method for the evaluation of hydrogen embrittlement
resistance of high strength steels Part 1: Constant load test;
d. ISO 15330: Fasteners — preloading test for the detection of hydrogen embrittlement —
Parallel bearing surface method.”.
3. In the said rules, in rule 18, after sub rule (5), the following shall be inserted, namely:-4 THE GAZETTE OF INDIA : EXTRAORDINARY [PART II—SEC.3(i)]
“(6) The valves for cryogenic pressure vessels of hydrogen shall conform to the provisions of ISO-
21011 or any code accepted by Chief Controller.”.
4. In the said rules, in rule 19, after sub rule (6), the following proviso shall be inserted, namely:-
“provided that in the case of pressure vessel for hydrogen service, the fitness for service of the pressure
vessel shall be carried out as per API 579 Assessment Standards along with the relevant provisions of the
standards specified in rule 13 or any other standard accepted by the Chief Controller.”.
5. In the said rules, in rule 38, after sub rule (3), the following sub rule shall be inserted, namely:-
“(4) The pressure vessel for transport of cryogenic hydrogen shall also conform to the relevant
provisions of ISO 228-1 or ISO 7-1 or any other code as accepted by the Chief Controller.”
[F. No. 2(1)/2017-Expl-Part(2)]
Ms. NIDHI KESARWANI, Jt. Secy.
Note : The principal rules were published in the Gazette of India, Extraordinary, Part-II, Section 3, Sub-section (i)
vide notification G.S.R. 1109 (E), dated the 1st December, 2016 and subsequently amended vide G.S.R
388(E), dated the 20th April, 2018, G.S.R 148(E), dated the 25th February, 2019, G.S.R. 609(E) dated
31/08/2021, G.S.R. 283(E) dated 28th April, 2025 and G.S.R. 374(E) dated 05th June, 2025.
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.