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
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
prBAS CEN ISO/TS 19590:2025 Nanotechnologies - Characterization of nano-objects using single particle inductively coupled plasma mass spectrometry 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS CEN ISO/TS 24672:2025 Nanotechnologies - Guidance on the measurement of nanoparticle number concentration 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS CEN ISO/TS 80004-13:2025 Nanotechnologies - Vocabulary - Part 13: Graphene and other two-dimensional (2D) materials 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN 1789+A1:2025 Medical vehicles and their equipment - Road ambulances 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN 1865-2:2025 Patient handling equipment used in ambulances - Part 2: Power assisted stretcher 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 10394:2025 Dentistry - Designation system for supernumerary teeth 10.99 BAS/TC 25 22.10.2024 12.03.2025 prBAS EN ISO 10524-1/A1:2025 Pressure regulators for use with medical gases - Part 1: Pressure regulators and pressure regulators with flow-metering devices - Amendment 1 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 12417-1:2025 Cardiovascular implants and extracorporeal systems - Vascular device-drug combination products - Part 1: General requirements 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 15098:2025 Dentistry - Dental tweezers 10.99 BAS/TC 25 22.10.2024 12.03.2025 prBAS EN ISO 16021:2025 Absorbent incontinence products for urine and/or faeces - Basic principles for evaluation of single-use adult products from the perspective of users and caregivers 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 16571:2025 Systems for evacuation of plume generated by medical devices 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 20342-5:2025 Assistive products for tissue integrity when lying down - Part 5: Test method for resistance to cleaning and disinfection 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 21535:2025 Non-active surgical implants - Joint replacement implants - Specific requirements for hip-joint replacement implants 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 21536:2025 Non-active surgical implants - Joint replacement implants - Specific requirements for knee-joint replacement implants 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 21801-2:2025 Cognitive accessibility - Part 2: Reporting 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 23402-3:2025 Dentistry - Portable dental equipment for use in non-permanent healthcare environment - Part 3: Portable suction equipment 10.99 BAS/TC 25 22.10.2024 12.03.2025 prBAS EN ISO 4865-1:2025 Dentistry - General requirements of hand instruments - Part 1: Non-hinged hand instruments 10.99 BAS/TC 25 22.10.2024 12.03.2025 prBAS EN ISO 5365:2025 Dentistry - Designation system for tooth developmental stages 10.99 BAS/TC 25 22.10.2024 12.03.2025 prBAS EN ISO 5832-1:2025 Implants for surgery - Metallic materials - Part 1: Wrought stainless steel 10.99 BAS/TC 25 09.10.2024 12.03.2025 prBAS EN ISO 5832-7:2025 Implants for surgery - Metallic materials - Part 7: Forgeable and cold-formed cobalt-chromium-nickel-molybdenum-iron alloy 10.99 BAS/TC 25 09.10.2024 12.03.2025 
