Rough alexandrites. Requirements for sorting and primary classification, sorting and attestation

Norma vydaná dňa 1.1.2024

Steel and alloys. Names and basic designations of brands

Norma vydaná dňa 1.11.2023

Autonomous sewerage systems with septic tanks and underground filtration of wastewater. Installation rules and work performance control

Norma vydaná dňa 1.1.2024

External utilities. Electrical installations. Cables with plasti cinsulating material for 35 kV including, laying in earth (in tube ditch). Work performancerules

Norma vydaná dňa 1.1.2024

Household services. Quality and safety requirements

Norma vydaná dňa 1.9.2023

Professional cleaning services – cleaning services. Cleaning in general education organizations. General requirements and safety requirements

Norma vydaná dňa 1.9.2023

Professional cleaning services – cleaning services. Cleaning in preschool educational organizations. General requirements and safety requirements

Norma vydaná dňa 1.9.2023

Household services. Funeral homes. General requirements

Norma vydaná dňa 1.9.2023

Internal buildings and structures utilities. Installation of ventilation systems of residential buildings. Regulation and monitoring of work

Norma vydaná dňa 1.2.2024

External utilities. Mounting ductile iron underground water pipelines and pressure sewage pipelines. Rules and control of work performance

Norma vydaná dňa 1.1.2024