| Item | Certification body | Name of certificate | Certificate no. | Date of issue | Approval range |
| 1 | Schweißtechnische Lehr- und Versuchsanstaltim Saarland GmbH. | Great Welding Certificate according to DIN 18800 and DIN 15018 standards/ E class | 88/08 | 2005-05-23 | Welding of fine-grained steel – cranes |
| 2 | UIC General Director 16, rue Jean Rey F – 75015 Paris | Approval for operation of typical element of rail vehicle | B-003/2008-06 | 2008-06-30 | Braking set type MBF-01A |
| 3 | Minister of Transportation and Naval Management | Official certificate of vehicle type | 2986 | 1999-10-29 | DST-0285 crane |
| 4 | AAR | Certificate : from 25.10.2001 to 18.10.2006 | QA-BFWP | 2001-10-25 | Production and service of axles |
| 5 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2007/0131/EL | 2007-06-28 | Wheelset type WT-111-1 |
| 6 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2007/0132/EL | 2007-06-28 | Wheelset type WT-106-1 |
| 7 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2008/0052 | 2008-06-12 | Diesel locomotive type 6Da/R |
| 8 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2007/0005/EL | 2007-01-24 | Solid wheel WT-0301; WT-0302 |
| 9 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2007/0005 | 2007-01-24 | Wheelset type WT-22-1 |
| 10 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2008/0059 | 2008-06-25 | Diesel locomotive type ST44-3000 , rail gauge : 1520 mm |
| 11 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2008/0060 | 2008-06-24 | Diesel locomotive type ST44-3000 , rail gauge : 1435 mm |
| 12 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2005/643/EL | 2005-05-23 | Axle of wheel set type B |
| 13 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2004/169EL | 2004-10-25 | Braking set type Est3f/HBG300+D10 |
| 14 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2000/0122/EL | 2000-05-24 | Brake shoe slack adjuster : DRV3A, DRV3A-K, DRV3AH |
| 15 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2003/0088/EL | 2003-05-22 | Braking set type Est3f/RLV11d |
| 16 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2000/0121/EL | 2000-05-24 | Brake shoe slack adjuster : DRV2A, DRV2A-K, DRV2AH |
| 17 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2000/0119/EL | 2000-05-16 | Distributor valve bracket S2 with versions: H1E… |
| 18 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/2000/0118/EL | 2000-05-16 | Distributor valve OERLIKON system type Est3f (H1E1d) with versions |
| 19 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/99/0039 | 1999-10-05 | Diesel locomotives type: 6D and 6Da with versions: 101 D and 6 Da |
| 20 | THE REPUBLIC OF POLAND Main Inspectorate of Railway | Approval for operation of typical element of rail vehicle | T/99/0040 | 1999-10-06 | Diesel locomotive type 411 D |
| 21 | Rheinisch-Westfälischer TÜV e.V. | CERTIFICATE of enforcement and application of Quality Assurance System according to EN ISO 9001 : 2000 standard | 04100 19990594 | 1999-05-17 | Design, manufacturing, sales and service of construction machinery, diesel locomotives, goods and sub-assemblies for railway stock, special transport systems, welded structures, sub-assemblies for mechanical devices, forgings. |
| 22 | Schweißtechnische Lehr- und Versuchsanstaltim Saarland GmbH. | Certificate for welding of rail vehicles and rail vehicle subassemblies according to DIN 6700-2 standard | SLV Sa/6700/C1/006/3/04 | 2004-04-05 | Wagon sub-assemblies, bogie frames |
| 23 | Transportation Technical Supervision Warsaw | Compatibility certificate | 3 45 003 2005 | 2005-09-09 | Universal post of velve camstshaft testing of USBZR type |
| 24 | Transportation Technical Supervision Warsaw | Compatibility certificate | CE 1468-PED-007 | 2005-04-14 | Universal post of velve camstshaft testing of USBZR type |
| 25 | Transportation Technical Supervision Warsaw | The licence of certificate apply and approval marking | 3 45 003 2005 | 2005-09-09 | Universal post of velve camstshaft testing of USBZR type |
| 26 | Transportation Technical Supervision Warsaw | Research certificate type WE | CE 1468-PED-006 | 2005-04-14 | Universal post of velve camstshaft testing of USBZR type |
| 27 | Transportation Technical Supervision Warsaw | Compatibility certificate | 3 45 018 2007 | 2007-06-18 | Universal post of car’s brake testing of USBHW type |
| 28 | Transportation Technical Supervision Warsaw | Research certificate type WE | CE 1468-SPV-002 | 0000-00-00 | Simple preasure reservoir. Three chambers reservoir type H3E11 |
| 29 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Research certificate type WE for an interoperability constituent of a subsystem of the trans-European Rail System. | 1010/1/B/2008/RST/DEPL/ LC175087 | 2008-09-03 | Brake shoe adjuster type: DRV2A, DRV3A |
| 30 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Usefulness certificate for an interoperability constituent of a subsystem of the trans-European Rail | 1010/7/v/2008/RST/DEPL/ LC176088 | 2008-09-04 | Brake shoe adjuster type: DRV2A, DRV3A |
| 31 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Quality Management System Approval for an interoperability constituent of a subsystem of the trans-European Rail | 1010/4/H1/2007/RST/ENPL/ LC117019 | 2007-08-31 | Quality Management System regard to wheel production |
| 32 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Quality Management System Approval for an interoperability constituent of a subsystem of the trans-European Rail | 1010/4/H1/2007/RST/ENPL/ LC117020 | 2007-08-31 | Quality Management System regard to axle production |
| 33 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Quality Management System Approval for an interoperability constituent of a subsystem of the trans-European Rail | 1010/4/H1/2007/RST/ENPL/ LC117021 | 2007-08-31 | Quality Management System regard to production of wheelstes type 25TN/F |
| 34 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Quality Management System Approval for an interoperability constituent of a subsystem of the trans-European Rail | 1010/4/H1/2007/RST/ENPL/ LC117022 | 2007-08-31 | Quality Management System regard to production of wheelstes type Ba 004 |
| 35 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Quality Management System Approval for an interoperability constituent of a subsystem of the trans-European Rail | 1010/4/H1/2007/RST/ENPL/ LC117023 | 2007-08-31 | Quality Management System regard to production of wheelstes type N/F-090200-1-00 |
| 36 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Quality Management System Approval for an interoperability constituent of a subsystem of the trans-European Rail | 1010/4/H1/2007/RST/ENPL/ LC117024 | 2007-08-31 | Quality Management System regard to production of wheelstes type ZK 1.00 |
| 37 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of type research | 1010/1/B/2008/RST/DEPL/ LC140066 | 2008-05-20 | Didtributor valve type ESt3f-HBG300 |
| 38 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of type research | 1010/1/B/2008/RST/DEPL/ LC141067 | 2008-05-20 | Didtributor valve type ZBF-01 |
| 39 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of type research | 1010/1/B/2008/RST/DEPL/ LC142065 | 2008-05-20 | Preasure transformer type PBF-01 |
| 40 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of type research | 1010/1/B/2008/RST/DEPL/ LC143064 | 2008-05-20 | Preasure transformer type D10 |
| 41 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of type research | 1010/1/B/2008/RST/DEPL/ LC144063 | 2008-05-20 | Brake cut-out H1E10KD |
| 42 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Quality Management System Approval | 1010/1/B/2008/RST/DEPL/ LC145068 | 2008-05-21 | Braking system components |
| 43 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of operation approval | 1010/1/B/2008/RST/DEPL/ LC146073 | 2008-05-23 | Didtributor valve type ESt3f-HBG300 |
| 44 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of operation approval | 1010/1/B/2008/RST/DEPL/ LC147072 | 2008-05-23 | Didtributor valve type ZBF-01 |
| 45 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of operation approval | 1010/1/B/2008/RST/DEPL/ LC148071 | 2008-05-23 | Preasure transformer type PBF-01 |
| 46 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of operation approval | 1010/1/B/2008/RST/DEPL/ LC149070 | 2008-05-23 | Preasure transformer type D10 |
| 47 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of operation approval | 1010/1/B/2008/RST/DEPL/ LC150069 | 2008-05-23 | Brake cut-out H1E10KD |
| 48 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of operation approval | 1010/1/B/2008/RST/DEPL/ LC176088 | 2008-08-04 | Brake shoe adjuster type: DRV2A, DRV3A |
| 49 | Luxcontrol Nederland B.V. EG-Identnummer: 1010 TSI | Certificate of operation approval | 1010/1/B/2008/RST/DEPL/ LC175087 | 2008-08-03 | Brake shoe adjuster type: DRV2A, DRV3A |
