Building Research Institute – Certification Company is the holder of license for ensuring the activities of Centre of technical standartization for the field and in range of:

TNC 120 Thermal insulating materials and products

  • CEN/TC 88 Thermal insulating materials and products

TNK 65 Insulation of buildings

  • CEN/TC 128 Folded roof coverings and products for wall cladding
  • CEN/TC 254 Flexible sheets for waterproofing
  • CEN/TC 361 Thick waterproofing polymer modified asphalt coatings


  • CEN/TC 357 Stretched ceilings
  • CEN/TC 277 Suspended ceilings

License given by Office for technical standards, metrology and testing.

License for using of marking CTN and Centre of technical standardization