International Standards

Standard Code	Organization	Scope	Description	Key Requirements
ISO 22734	ISO	H2 Generation	Electrolyzer Systems	Production standards
ISO 14687	ISO	Hydrogen Fuel	Fuel Quality Specs	Quality requirements
ISO 19880	ISO	H2 Fueling	Infrastructure	System requirements
IEC 62282	IEC	Fuel Cell Systems	General Requirements	System specifications
ISO 15916	ISO	H2 Safety	Basic Considerations	Safety requirements

Safety Standards

Standard Code	Organization	Scope	Key Requirements
NFPA 2	NFPA	Hydrogen Technologies	Comprehensive safety
ISO 15916	ISO	Basic Safety	Safety requirements
IEC 60079	IEC	Explosive Atmospheres	Hazardous areas
ASME B31.12	ASME	Hydrogen Piping	Safety requirements
CGA H-5	CGA	H2 Measurement	Measurement standards

Plant Design Standards

Standard Code	Organization	Scope	Key Requirements
ASME BPVC	ASME	Pressure Vessels	Design code
API 510	API	Pressure Vessel Inspection	Inspection requirements
ISO 19880-1	ISO	H2 Stations	Design requirements
IEC 62282-3	IEC	Stationary Power Plants	Design specifications
EN 17127	CEN	H2 Fueling Points	Design requirements

Material Standards

Standard Code	Organization	Scope	Key Requirements
ISO 11114-4	ISO	H2 Compatibility	Material testing
ASME B31.12	ASME	H2 Piping Materials	Material specifications
SAE J2579	SAE	Fuel Systems	Material requirements
ISO 15916	ISO	Material Selection	Compatibility
ASTM G142	ASTM	Hydrogen Embrittlement	Testing methods

Storage Standards

Standard Code	Organization	Scope	Key Requirements
ISO 19881	ISO	Gaseous Storage	Storage requirements
ISO 21009	ISO	Liquid Storage	Cryogenic vessels
CGA H-3	CGA	Storage Systems	Design standards
EN 13458	CEN	Cryogenic Vessels	Technical requirements
API 620	API	Storage Tanks	Design & construction

Production Standards

Standard Code	Organization	Scope	Key Requirements
ISO 22734	ISO	Water Electrolysis	Production requirements
ISO 14687	ISO	Fuel Quality	Quality specifications
ASME B31.12	ASME	Production Systems	System requirements
IEC 62282-7	IEC	Production Methods	Testing procedures
ISO 16110	ISO	Reformer Systems	System requirements

Control System Standards

Standard Code	Organization	Scope	Key Requirements
IEC 61508	IEC	Functional Safety	Safety systems
IEC 61511	IEC	Process Safety	Safety requirements
ISA 18.2	ISA	Alarm Management	Alarm systems
IEC 62443	IEC	Cybersecurity	Security requirements
ISO 13849	ISO	Safety Controls	Control systems

Environmental Standards

Standard Code	Organization	Scope	Key Requirements
ISO 14001	ISO	Environmental Management	Management system
ISO 14067	ISO	Carbon Footprint	CO2 calculation
ISO 14064	ISO	GHG Emissions	Emissions monitoring
EU 2018/2001	EU	Renewable Energy	EU requirements
EPA Standards	EPA	Environmental Protection	US requirements

Quality Management

Standard Code	Organization	Scope	Key Requirements
ISO 9001	ISO	Quality Management	Management system
ISO 17025	ISO	Testing Labs	Laboratory requirements
ISO 19011	ISO	Auditing	Audit guidelines
ISO/TS 19883	ISO	Safety Management	H2 specific
ISO/TS 20100	ISO	Fueling Stations	Quality requirements

Performance Standards

Standard Code	Organization	Scope	Key Requirements
ISO 14687	ISO	Performance Requirements	Fuel specifications
IEC 62282-3-200	IEC	Performance Testing	Test procedures
ASME PTC 50	ASME	Performance Testing	Testing methods
ISO 22734-1	ISO	Electrolyzer Performance	Performance specs
ISO 14687-2	ISO	Fuel Quality	Performance requirements

Grid Connection Standards

Standard Code	Organization	Scope	Key Requirements
IEEE 1547	IEEE	Grid Interconnection	Connection requirements
IEC 61850	IEC	Communication	Grid integration
EN 50438	CENELEC	Grid Requirements	European standards
G99 (UK)	UK	Grid Connection	UK requirements
VDE-AR-N 4105	VDE	Grid Integration	German requirements

Maintenance Standards

Standard Code	Organization	Scope	Key Requirements
ISO 55000	ISO	Asset Management	Management system
EN 13306	CEN	Maintenance	Terminology
ISO 14224	ISO	Reliability Data	Data collection
NFPA 70B	NFPA	Electrical Maintenance	Maintenance procedures
API RP 571	API	Damage Mechanisms	Inspection guidance

Emergency Response Standards

Standard Code	Organization	Scope	Key Requirements
NFPA 2	NFPA	Emergency Response	Response procedures
ISO 17840	ISO	Emergency Response	Information guides
CGA G-5.4	CGA	H2 Safety	Emergency procedures
ISO 23273	ISO	Safety Requirements	Emergency protocols
EIGA Doc 75	EIGA	Emergency Planning	Response guidelines