Standard reference Stage code BAS/TC Real date Forseen date for next stage code 
 
00 - Preliminary stage 
00.00 - Proposal for new project received 
00.20 - Proposal for new project under review 
00.60 - Close of review 
00.98 - Proposal for new project abandoned 
00.99 - Proposal for new project accepted 
10 - Proposal stage 
10.00 - Proposal for new project registered 
10.20 - New project ballot initiated 
10.60 - Close of voting 
10.92 - Proposal returned to submitter for further definition 
10.98 - New project rejected 
10.99 - Proposal accepted (prBAS) 
20 - Preparatory stage 
20.00 - New project registered in TC/SC work programme 
20.20 - Working draft study initiated 
20.60 - Close of comment period 
20.98 - Project deleted 
20.99 - Working document approved for registration as pnBAS 
30 - Committee stage 
30.00 - Committee draft registered (pnBAS) 
30.20 - pnBAS study/ballot initiated 
30.60 - Close of voting/ comment period 
30.92 - pnBAS referred back to Working Group 
30.98 - Project deleted 
30.99 - pnBAS approved for registration as nsBAS 
40 - Enquiry stage 
40.00 - Draft BAS standard registered as nsBAS 
40.20 - Public enquiry on nsBAS 
40.60 - Close of comment period 
40.92 - nsBAS referred back to TC 
40.93 - Decision for new public enquiry 
40.98 - Project deleted 
40.99 - nsBAS approved for registration as psBAS 
50 - Approval stage 
50.00 - Final draft BAS standard registered (psBAS) 
50.20 - Public enquiry on psBAS 
50.60 - Close of comment period; psBAS confirmed 
50.92 - psBAS referred back to TC 
50.98 - Project deleted 
50.99 - psBAS approved for registration as BAS 
60 - Publication stage 
60.00 - BAS standard registered  under publication 
62 - Translation stage 
62.00 - Start of translation registered (prpvBAS) 
62.20 - Study on translation initiated 
62.60 - Close of comment period; translation confirmed 
62.93 - Translation referred back to TC 
 
 
BAS/AG 1- CEN 
BAS/AG 2- CENELEC 
BAS/AG 3- ETSI 
BAS/TC 1- Information technology 
BAS/TC 2- Welding and allied processes 
BAS/TC 3- Quality management and quality assurance 
BAS/TC 4- Steel, steel products, non-ferrous metals and alloys 
BAS/TC 4/WG 2-  
BAS/TC 5- Telecommunications 
BAS/TC 6- Equipment for explosive atmospheres 
BAS/TC 6/WG 1- Antiexplosion protection in mining 
BAS/TC 7- Environment 
BAS/TC 8- Insulation co-ordination, high-voltage testing and instrument transformers 
BAS/TC 9- Cement, gypsum, lime and other inorganic bonded materials 
BAS/TC 10- Electrical energy measurement equipment and load control 
BAS/TC 11- Petroleum and petroleum products 
BAS/TC 13- Fire protection 
BAS/TC 14- Personal protective equipment 
BAS/TC 15- Electromagnetic compatibility 
BAS/TC 16- Mechanical elements 
BAS/TC 17- Technical drawings and symbols 
BAS/TC 18- Power transformers, measuring relays and protective equipment 
BAS/TC 19- Electrical installations in buildings 
BAS/TC 21- Concrete and related products 
BAS/TC 21/WG 1- Development of BAS 1057 
BAS/TC 22- Road engineering 
BAS/TC 23- Medicinal and aromatic plants 
BAS/TC 24- Non-destructive testing (NDT) 
BAS/TC 25- Healthcare 
BAS/TC 27- Mining 
BAS/TC 28- Explosives for civil uses 
BAS/TC 29- Means and devices for lifting and carrying goods 
BAS/TC 30- Electric cables 
BAS/TC 30/WG 1- Development of BAS 1058 
BAS/TC 31- Gas and gas engineering 
BAS/TC 35- Road vehicles 
BAS/TC 36- Architectural constructions, technology and construction management and building physics 
BAS/TC 37- Fire safety in buildings 
BAS/TC 38- Metrology and measurements 
BAS/TC 39- Corrosion protection of materials 
BAS/TC 40- Machinery and tools 
BAS/TC 41- Pressure equipment and containers 
BAS/TC 42- Wood and wood products 
BAS/TC 43- Food 
BAS/TC 44- Library-information Sciences 
BAS/TC 45- Agriculture 
BAS/TC 46- Railways 
BAS/TC 47- Appliances and systems for heating and refrigeration 
BAS/TC 48- Textile, leather, clothing and footwear 
BAS/TC 49- Chemical engineering, laboratory equipment and cosmetics 
BAS/TC 50- Packaging, plastics and rubber 
BAS/TC 51- Automation 
BAS/TC 52- Controlgear and switchgear installation 
BAS/TC 53- Fluids and fluids systems 
BAS/TC 54- Safety of toys, products for children and childcare 
BAS/TC 55- Social responsibility 
BAS/TC 56- Conventional and alternative sources of electrical energy 
BAS/TC 57- Household and similar electrical appliances 
BAS/TC 58- Design of construction structures - Eurocode EN 1990, Eurocode 1, Eurocode 7, Eurocode 8 and Eurocode 9 
BAS/TC 58/WG 5- Geotechnics  
BAS/TC 59- Societal Security and Protection 
BAS/TC 60- Doors and windows 
BAS/TC 61- Design of construction structures - Eurocode 2, Eurocode 4 and Eurocode 6 
BAS/TC 62- Design of construction structures - Eurocode 3 and Eurocode 5 
BAS/TC 63- VS1 - General standardization 
BAS/TC 64- VS2 - Electrotechnical standardization 
BAS/TC 65- VS3 - Standardization in the field of telecommunications 
BAS/TC 66- Reference materials 
BAS/TC 67- Postal and Logistic Services 
      
 
prBAS CEN/TR 1591-6:2026 Flanges and their joints - Design rules for gasketed circular flange connections - Part 6: Background information 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN 15266:2026 Stainless steel pliable corrugated tubing kits for gas installation pipework with an operating pressure up to 0,2 MPa (2 bar) 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 10511:2026 Fasteners - Prevailing torque hexagon nuts - Thin nuts (with non-metallic insert)  10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 10512:2026 Fasteners - Prevailing torque hexagon nuts - Regular nuts (with non-metallic insert), with fine pitch thread 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 10513:2026 Fasteners - Prevailing torque hexagon nuts - High nuts (all metal), with fine pitch thread 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 13669:2026 Fasteners - Grooved pins - General requirements 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 13670:2026 Fasteners - Reverse-taper grooved pins - One quarter-length progressive grooves on both sides 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 13672:2026 Fasteners - Parallel grooved pins - Half-length diamond grooves 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 15465:2026 Pipework - Stripwound metal hoses and hose assemblies 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 3506-3:2026 Fasteners - Mechanical properties of corrosion resistant stainless steel fasteners - Part 3: Set screws (and similar fasteners not under tensile stress) with specified grades and hardness classes 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 3506-4:2026 Fasteners - Mechanical properties of corrosion-resistant stainless steel fasteners - Part 4: Tapping screws with specified grades and hardness classes 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 7040:2026 Fasteners - Prevailing torque hexagon nuts - Regular nuts (with non-metallic insert) 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 7041:2026 Fasteners - Prevailing torque hexagon nuts - High nuts (with non-metallic insert) 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 7042:2026 Fasteners - Prevailing torque hexagon nuts - High nuts (all metal) 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 7719:2026 Fasteners - Prevailing torque hexagon nuts - Regular nuts (all metal) 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 7720:2026 Fasteners - Prevailing torque hexagon nuts - High nuts (all metal) with slot(s) 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 8739:2026 Fasteners - Parallel grooved pins, with pilot point - Full-length diamond grooves  10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 8740:2026 Fasteners - Parallel grooved pins, with chamfer point - Full-length diamond grooves 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 8741:2026 Fasteners - Reverse-taper grooved pins - Half-length progressive grooves 10.99 BAS/TC 16 30.10.2025 11.03.2026  
prBAS EN ISO 8744:2026 Fasteners - Taper grooved pins - Full-length progressive grooves 10.99 BAS/TC 16 30.10.2025 11.03.2026