Registration number (WIID)Project No.TitleStatus
59351LVS 1073:2022Lightning protection systems in the natural gas distribution and user systemsStandarts spēkā
59427LVS 1048:2022Accident and emergency repair call classification, tracking and analysis of the natural gas distribution and supply in the internal systemStandarts spēkā
59076LVS EN 15316-3:2017/NA:2020Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 3: Space distribution systems (DHW, heating and cooling), Module M3-6, M4-6, M8-6 - National AnnexStandarts spēkā
59510LVS 421:2023Gas distribution and Customer systems. Additional requirements for design, construction and repair of PE gas pipelinesStandarts spēkā
59190LVS 1065:2021Cathodically shielded gas pipelines at intersections with traffic routes and communications. Steel jacketed pipes or working pipes laid by the drawing methodStandarts spēkā
59058LVS EN 15459-1:2017/NA:2020Energy performance of buildings - Economic evaluation procedure for energy systems in buildings - Part 1: Calculation procedures, Module M1-14 - National AnnexStandarts spēkā
59061LVS EN 15316-4-3:2017/NA:2020Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 4-3: Heat generation systems, thermal solar and photovoltaic systems, Module M3-8-3, M8-8-3, M11-8-3 - National AnnexStandarts spēkā
59062LVS EN 15316-4-2:2017/NA:2020Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 4-2: Space heating generation systems, heat pump systems, Module M3-8-2, M8-8-2 - National AnnexStandarts spēkā
59056LVS EN 15316-4-5:2017/NA:2020Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Part 4-5: District heating and cooling, Module M3-8-5, M4-8-5, M8-8-5, M11-8-5 - National AnnexStandarts spēkā
58865LVS 1056:2019Operation and Maintenance of natural gas distribution and Consumer supply systems with max operation pressure 1,6 Mpa (16 bar). Production of signs for external natural gas supply systemStandarts spēkā
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