Certificate of Authorization

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

Repair and alteration of boilers, pressure vessels, piping, and fittings at the above location and for repairs and alterations at field sites controlled by the above location in accordance with CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

2026-05-16

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.

2026-05-16

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.

2026-05-16

CSA-B51 Fittings

Fabrication of Welded and Non-Welded Category H type fittings at the above location only. In accordance with CSA Standard B51 Boiler, Pressure Vessel and Pressure Piping Code.

2026-05-16

ASME U-1-Mfr. of Sec. VIII, Div 1 Pressure Vessels (SHOP ONLY)

Manufacture of pressure vessels at the above location only in accordance with ASME Boiler and Pressure Vessel Code, Section VIII, Division 1 and CSA Standard B51, Boiler, Pressure Vessel and Pressure Piping Code.

2026-05-16

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

Construction of Class 1, 1C, 2, 2C, 3, 3C & 4 vessels; Class 1, 2, & 3 pumps, line valves and piping systems; Class 2 & 3 storage tanks; Class 1, 2, 3 & 4 welded and non-welded supports; Class CS core support structures; Class 1, 1C, 2, 2C & 3, 3C & 4 Shop Assembly; As a Material Organization supplying ferrous and nonferrous material; At the above location only; With supporting code activities as described in the Quality Assurance Manual at (shop address); Field Installation at CNSC licensed field sites controlled by the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants

2025-06-20

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

Fabrication of Class 1, 2, 3 & 4 welded and non-welded supports; With and without design responsibility; At the above location only: Field Installation at CNSC licensed field sites controlled by the above location only, to the building structure only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2025-06-20

CSA-N285.0 Nuclear Fittings (SHOP ONLY)

Fabrication of Class 1, 1C, 2, 2C, 3, 3C & 4 welded and non-welded category A, B, D, E, F & H type fittings only 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.

2025-06-20

CSA-N285.0 Nuclear Item Repair, Modification or Replacement (FIELD ONLY)

Field Repairs, Modifications or Replacements of Class 1, 1C, 2, 2C, 3, 3C and 4 nuclear items at CNSC licensed field sites controlled by the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2025-06-20

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

Fabrication of Class 1, 1C, 2, 2C, 3, 3C, & 4 parts, appurtenances, piping subassemblies, and tubular products; Class 1, 2, 3 & 4 welded and non-welded supports; Class 1, 2, 3, 4, CS core supports; Class 1, 1C, 2, 2C & 3, 3C & 4 Shop Assembly; With and without design responsibility; As a Material Organization supplying ferrous and nonferrous material; At the above location only; With supporting code activities as described in the Quality Assurance Manual at (shop address); Field Installation at CNSC licensed field sites controlled by the above location only . In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.

2025-06-20