Certificate of Authorization

Boiler & Pressure Vessel Repair/Alteration (SHOP & FIELD)

Repair and Alteration Organization of boilers, pressure vessels, piping and Category A, B, C, D, E, F & H type fittings at the above location and for repairs and alterations at field sites controlled by this location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code..

2026-08-31

ASME S-2-Section I Boiler Manufacture (SHOP & FIELD)

Manufacture and assembly of power boilers at the above location and field sites controlled by the above location in accordance with ASME Boiler and Pressure Vessel Code, Section I, and CSA Standard B51, Boiler, Pressure Vessel, and Pressure Piping Code.

2026-08-31

ASME U-4-Sec. VIII, Div 1 Pressure Vessel Mfr. (SHOP & FIELD)

Manufacture of pressure vessels at the above location and field sites controlled by the above location (this certificate does not cover impregnated graphite) in accordance with ASME Boiler and Pressure Vessel Code, Section VIII, Division 1 and CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

2026-08-31

Power Piping Installation ASME B31.1 (SHOP & FIELD)

Fabrication, assembly and repair of power piping at the above location and fabrication, assembly, erection and repair of power piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.1 Power Piping.

2026-08-31

Process Piping Installation ASME B31.3 (SHOP & FIELD)

Fabrication, assembly and repair of process piping at the above location and fabrication, assembly, erection and repair of process piping at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code and ASME B31.3 Process Piping.

2026-08-31

Vessels, Pumps, Valves, Piping & Containment (N with NA)

Construction of Class 1, 1C, 2, 2C, 3, 3C and 4 vessels and piping systems; Class 2 and 3 Storage Tanks; Class 1, 2 and 3 Shop Assembly; As a Material Organization supplying ferrous and nonferrous material; At the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2026-09-20

Supports (NS) (Can be added to N/NPT/NA)

Fabrication of Class 1, 1C, 2, 2C, 3, 3C and 4 welded and non-welded supports; With and without design responsibility; At the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2026-09-20

CSA-N285.0 Nuclear Fittings (SHOP ONLY)

Fabrication of Class 1, 1C, 2, 2C, 3, 3C and 4 category A, B, D, E and H type fittings; With and without Design Responsibility; At the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2026-09-20

CSA-N285.0 Nuclear Fitting Repair or Modification (SHOP ONLY)

Repair or Modification of Class 1, 1C, 2, 2C, 3, 3C and 4 category A, B, D, E and H type fittings; At the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2026-09-20

Parts, Appurtenances, Piping Sub’s & Tubular Prod’s (NPT with NA)

Fabrication of Class 1, 1C, 2, 2C, 3, 3C and 4 parts, piping subassemblies and appurtenances; With and without design responsibility; At the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2026-09-20