ISO/FDIS 5133, Oil and gas industries including lower carbon energy — Protective system requirements for fired equipment (50.20)
ISO/FDIS 6338-4, Calculations of greenhouse gas (GHG) emissions throughout the liquefied natural gas (LNG) chain — Part 4: Shipping (50.20)
ISO/FDIS 6338-5, Calculations of greenhouse gas (GHG) emissions throughout the liquefied natural gas (LNG) chain — Part 5: Regasification (50.20)
ISO/FDIS 22238, Design, construction and testing of high-pressure natural gas marine transfer arms (50.20)
ISO/FDIS 21809-3, Oil and gas industries including lower carbon energy — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 3: Field joint coatings (50.20)
ISO/DTS 25696, Oil and gas industries including lower carbon energy — Specification for resource cyclic utilization of oil and gas-field equipment and materials (50.20)
ISO/FDIS 20421-1, Cryogenic vessels — Large transportable vacuum-insulated vessels — Part 1: Design, fabrication, inspection and testing (50.20)
FprEN 732, Specifications for dedicated liquefied petroleum gas appliances - Absorption refrigerators (50.20)
FprEN ISO 19900, General requirements for offshore structures (ISO/FDIS 19900:2026) (50.20)
FprEN ISO 20421-1, Cryogenic vessels - Large transportable vacuum-insulated vessels - Part 1: Design, fabrication, inspection and testing (ISO/FDIS 20421-1:2026) (50.20)
FprEN ISO 21809-3, Oil and gas industries including lower carbon energy - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 3: Field joint coatings (ISO/FDIS 21809-3:2026) (50.20)
FprEN ISO 6338-4, Calculations of greenhouse gas (GHG) emissions throughout the liquefied natural gas (LNG) chain - Part 4: Shipping (ISO/FDIS 6338-4:2026) (50.20)
FprEN ISO 6338-5, Calculations of greenhouse gas (GHG) emissions throughout the liquefied natural gas (LNG) chain - Part 5: Regasification (ISO/FDIS 6338-5:2026) (50.20)
FprEN ISO 6974-4, Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 4: Guidelines and requirements for gas analysis (ISO/FDIS 6974-4:2026) (50.20)
FprEN 16129, Pressure regulators, automatic change-over devices, having a maximum regulated pressure of 4 bar, with a maximum capacity of 150 kg/h, associated safety devices and adaptors for butane, propane, and their mixtures (50.20)
ISO/FDIS 15156-1, Oil and gas industries including lower carbon energy — Materials for use in H2S-containing environments in oil and gas production — Part 1: Materials and materials processing requirements (50.00)
ISO/FDIS 15156-2, Oil and gas industries including lower carbon energy — Materials for use in H2S-containing environments in oil and gas production — Part 2: Service environment assessment and material selection (50.00)
ISO/FDIS 15156-3, Oil and gas industries including lower carbon energy — Materials for use in H2S-containing environments in oil and gas production — Part 3: Verification, qualification and balloting requirements (50.00)
ISO/FDIS 19078, Gas cylinders — Inspection of the cylinder installation, and requalification of high pressure cylinders for the on-board storage of natural gas as a fuel for automotive vehicles (50.00)
ISO/FDIS 19870-2, Hydrogen technologies — Methodology for determining the greenhouse gas emissions associated with the hydrogen supply chain — Part 2: Emissions associated with the conditioning, storage and transport of gaseous and liquid hydrogen up to consumption gate (50.00)
ISO/FDIS 19870-3, Hydrogen technologies — Methodology for determining the greenhouse gas emissions associated with the hydrogen supply chain — Part 3: Emissions associated with the production, storage and transport of ammonia up to delivery gate and the conversion of ammonia into hydrogen (50.00)
ISO/FDIS 19870-4, Hydrogen technologies — Methodology for determining the greenhouse gas emissions associated with the hydrogen supply chain — Part 4: Emissions associated with the storage, transport and release of hydrogen via LOHC (50.00)
ISO/FDIS 19884-1, Gaseous hydrogen — Pressure vessels for stationary storage — Part 1: General requirements (50.00)
ISO/DTR 25209, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Assessment techniques for determining fitness for service of pipeline steel for transportation of natural gas-hydrogen mixture (50.00)
ISO/DTS 25170, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Type B sleeves for pipeline defects repair (50.00)
ISO/FDIS 21009-1, Cryogenic vessels — Static vacuum-insulated vessels — Part 1: Design, fabrication, inspection and tests (50.00)
ISO/FDIS 21029-1, Cryogenic vessels — Transportable vacuum insulated vessels of not more than 1 000 litres volume — Part 1: Design, fabrication, inspection and tests (50.00)
ISO/FDIS 21809-5, Oil and gas industries including lower carbon energy — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 5: External concrete coatings (50.00)
ISO/FDIS 24695, Oil and gas industries including lower carbon energy — The effects of High Voltage DC interference to buried pipelines — Measures to be implemented (50.00)
ISO/FDIS 28300, Oil and gas industries including lower carbon energy — Venting atmospheric and low-pressure storage tanks (50.00)
ISO/FDIS 29501, Operating management systems — Requirements with guidance for use (50.00)
ISO/FDIS 29502, Operating management systems — Conformity assessment guidelines and criteria (50.00)
EN 1594:2024/FprA1, Gas infrastructure - Pipelines for maximum operating pressure over 16 bar - Functional requirements (45.99)
FprEN 18293, Outdoor hydrogen refuelling points dispensing liquid hydrogen and incorporating fuelling protocols (45.99)
FprEN 1918-1, Gas infrastructure - Underground gas storage - Part 1: Functional recommendations for storage in aquifers (45.99)
FprEN 1918-2, Gas infrastructure - Underground gas storage - Part 2: Functional recommendations for storage in oil and gas fields (45.99)
FprEN 1918-3, Gas infrastructure - Underground gas storage - Part 3: Functional recommendations for storage in solution-mined salt caverns (45.99)
FprEN 1918-4, Gas infrastructure - Underground gas storage - Part 4: Functional recommendations for storage in rock caverns (45.99)
FprEN 1918-5, Gas infrastructure - Underground gas storage - Part 5: Functional recommendations for surface facilities (45.99)
FprEN 484, Specification for dedicated liquefied petroleum gas appliances - Independent stoves, including those incorporating a grill for outdoor use (45.99)
FprEN 521, Specifications for dedicated liquefied petroleum gas appliances - Portable vapour pressure liquefied petroleum gas appliances (45.99)
ISO/DIS 19277-1, Oil and gas industries including lower carbon energy— Qualification testing and acceptance criteria for protective coating systems under insulation — Part 1: Liquid applied coatings (40.60)
ISO/DIS 21010, Cryogenic vessels — Gas/material compatibility (40.60)
ISO/DIS 25374, Oil and gas industries including lower carbon energy — Steam injection for thermal recovery — Determination of two-phase relative permeability in heavy oil reservoirs (40.60)
ISO/DIS 16440, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Design, construction and maintenance of steel cased pipelines (40.60)
ISO 16961:2024/DAmd 1, Oil and gas industries including lower carbon energy — Internal coating and lining of steel storage tanks — Amendment 1 (40.60)
EN ISO 16961:2024/prA1, Oil and gas industries including lower carbon energy - Internal coating and lining of steel storage tanks - Amendment 1 (ISO 16961:2024/DAM 1:2026) (40.60)
EN ISO 6142-1:2015/prA1, Gas analysis - Preparation of calibration gas mixtures - Part 1: Gravimetric method for Class I mixtures - Amendment 1: Corrections to formulae in Annex E and Annex G (ISO 6142-1:2015/Amd 1:2020) (40.20)
EN 17476:2021+A1:2022/prA2, Specifications for dedicated liquefied petroleum gas appliances — LPG vapour pressure appliances incorporating a horizontal cartridge in the chassis (40.20)
ISO/DIS 15590-4, Oil and gas industries including lower carbon energy — Factory bends, fittings and flanges for pipeline transportation systems — Part 4: Factory cold bends (40.20)
ISO/DIS 25252, Oil and gas industries including lower carbon energy — Agents for chemical flooding — The testing method for powdered partially hydrolyzed polyacrylamide (40.20)
ISO/DIS 25373, Oil and gas industries including lower carbon energy — Multi-component for thermal recovery — Design of thermal fluid huff and puff workflow (40.20)
ISO/DIS 16708, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Reliability-based limit state methods (40.20)
EN 497:2022/prA1, Specification for dedicated liquefied petroleum gas appliances - Multi purpose boiling burners for outdoor use - Cooking vessels with a diameter greater than 300 mm (40.10)
FprCEN/TS 18489, Test Gases - Test pressures - Appliances categories for hydrogen admixtures - Expansion of EN 437-1 (30.99)
ISO/CD 26085, Petroleum, petrochemical and natural gas industries — Bulk material for offshore projects — Material Handling Requirements (30.99)
ISO/CD 19277-2, Oil and gas industries including lower carbon energy— Qualification testing for protective coating systems under insulation — Part 2: Tape coatings (30.99)
ISO/CD 24948, Oil and gas industries including lower carbon energy — Pipeline transportation systems — On-land pipeline repair (30.92)
ISO/CD 19887-2, Gaseous Hydrogen — Fuel system components for hydrogen-fuelled vehicles — Part 2: Rail vehicles (30.92)
ISO/CD 21011, Cryogenic vessels — Valves for cryogenic service (30.60)
ISO/CD 24947, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Pipeline Inspection Data Alignment Specification (30.60)
ISO/CD 25766, Oil and gas industries including lower carbon energy — Evaluation of oil and gas field equipment and materials with carbon emission (30.60)
ISO/CD 4201-1, Oil and gas Industries including lower carbon energy — Flame arresters — Part 1: Design, fabrication, and qualification (30.60)
ISO/CD 4201-2, Oil and gas industries including lower carbon energy — Flame arresters — Part 2: Selection, applications, and maintenance (30.60)
ISO/CD TR 25208, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Strength match of girth welds in high grade steel oil and gas transmission pipelines (30.60)
ISO/CD TR 25744, Oil and gas industries including lower carbon energy — Pipeline transportation systems — System imbalance evaluation of natural gas pipeline (30.60)
EN 161:2022/prA1, Automatic shut-off valves for gas burners and gas appliances (20.60)
EN 15001-1:2023/prA1, Gas Infrastructure - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations - Part 1: Detailed functional requirements for design, materials, construction, inspection and testing (20.60)
ISO/AWI 13623.2, Oil and gas industries including lower carbon energy — Pipeline transportation systems (20.00)
ISO/AWI 13847, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Welding of pipelines (20.00)
ISO/AWI 15546, Oil and gas industries including lower carbon energy - Aluminium alloy drill pipe (20.00)
ISO/AWI 19888-1, Hydrogen Technologies — Aerial Vehicles — Part 1: Liquid Hydrogen Fuel Storage System (20.00)
ISO/AWI 20312, Oil and gas industries including lower carbon energy — Design and operating limits of drill strings with aluminium alloy components (20.00)
ISO/AWI 21809-1, Oil and gas industries including lower carbon energy — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 1: Polyolefin coatings (3-layer PE and 3-layer PP) (20.00)
ISO/AWI 21809-2, Oil and gas industries including lower carbon energy — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 2: Fusion-bonded epoxy coatings — Single-layer and multilayer systems (20.00)
ISO/AWI 25631, Oil and gas industries including lower carbon energy — Thermoplastic lined glass fiber reinforced plastic pipes for pipeline transportation systems (20.00)
ISO/AWI 26338, Oil and gas industries including lower carbon energy — Agents for chemical flooding — Test method for phase behavior of surfactant-based chemical flooding system with oil (20.00)
ISO/AWI 26339, Oil and gas industries including lower carbon energy — Agents for chemical flooding — Test method for interfacial tension between surfactant-based chemical flooding system and oil (20.00)
ISO/AWI 26492, Determination of the biochemical methane potential of substrates under anaerobic digestion conditions — Method by measurement of biogas production (20.00)
ISO/AWI 26724, Oil and gas industries including lower carbon energy-Agents for chemical flooding-Performance testing method for polymer microspheres (20.00)
ISO/AWI 6087-1, Sustainable and traceable biogas — Part 1: Requirements for biomethane certification registry schemes (20.00)
ISO/AWI TR 25946, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Method of assessing brittle fracture in pipeline girth weld subjected to plastic strain (20.00)
ISO/AWI TR 25948, Oil and gas industries including lower carbon energy — Pipeline transportation systems — Negative effects of lightning strikes on pipelines damage mechanics, assessment, monitoring and mitigation (20.00)
ISO/AWI TS 25891, Criteria for Biomethane certificates (20.00)
EN 1473:2021/prA1, Installation and equipment for liquefied natural gas - Design of onshore installations (10.99)
-, Gas infrastructure — Equipment to be installed and procedures to be used to prevent or minimise venting and flaring with limitations and feasibility criteria (10.99)
-, Gas infrastructure - Methan leak detection and repair programmes for gas transmission, distribution and storage systems and LNG terminals - Functional requirements (10.99)
-, Gas infrastructure — Methodology for methane emissions quantification for gas transmission, and distribution systems, underground gas storage and LNG terminals (10.99)
-, Gas infrastructure - Quality of gas - Aspects of oxygen in the gas infrastructure and end-use (10.99)
-, Gas infrastructure - Quality of gas - Aspects of rate of change of gas quality parameter on gas infrastructure and end-use (10.99)
-, Gas infrastructure - Quality of gas - Hydrogen (10.99)
EN 497:2022/prA2, Specification for dedicated liquefied petroleum gas appliances - Multi purpose boiling burners for outdoor use - Cooking vessels with a diameter greater than 300 mm (10.99)
EN ISO 12213-2:2009/prA1, Natural gas — Calculation of compression factor — Part 2: Calculation using molar-composition analysis — Amendment 1 (10.99)
EN ISO 6143:2025/prA1, Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures — Amendment 1: Software B_LEAST – Performance check for non-linear model functions using alternative computer programs (10.99)
ISO/NP 24961-1, Hydrogen Technologies — Methodology for Determining the Greenhouse Gas Emissions — Part 1: Part 1: Emissions associated with the production of hydrogen up to production gate (10.20)
EN 12261:2024/prA1, Gas meters - Turbine gas meters (00.60)
EN 12480:2025/prA1, Gas meters - Rotary displacement gas meters (00.60)
