CRN Registration Blog & Resources

Expert articles on CRN registration, pressure vessel compliance, and Canadian regulatory requirements from the Kopfkino Consulting Corp. engineering team.

• Slow Week for Codes, Busy Month for Projects: What We Are Watching: September 4, 2026
  No new publications landed from ASME, CSA, TSSA, ABSA, or Technical Safety BC in the August 24 to 31 window. A digest of the spring changes still landing, project momentum, and the fall calendar.
• LNG Canada Wants a Phase 2 FID by Year-End: Suppliers Have a Four-Month CRN Runway: September 4, 2026
  Shell-led LNG Canada is targeting a year-end FID on doubling Kitimat capacity, backed by a federal-BC agreement and a Major Projects Office listing. Suppliers have roughly four months of CRN runway.
• ORNL 3D-Printed a Pressure Vessel: Getting One Past ASME and a CRN Reviewer Is Another Story: September 4, 2026
  Oak Ridge has wire-arc printed a closed steel pressure vessel on the MedUSA platform. The fabrication demo is the easy part; material data, essential variables, NDE, and CRN registration are the wall.
• Canada's 50% Counter-Tariffs Land September 8: How the Pressure Vessel Procurement Math Just Changed: September 4, 2026
  Ottawa's counter-tariffs on 27.6 billion dollars of US goods take effect September 8, with steel and aluminum doubling to 50 percent. How vessel procurement splits into three separate decisions.
• Quoting Vessels Through Tariff Whiplash: A Fabricator's Checklist After the August 22 Collapse: August 24, 2026
  In four days, a reported deal to halve steel and aluminum tariffs collapsed and 50 percent US tariffs arrived on August 22. A date-stamped checklist for vessel quotes, contracts, and sourcing.
• Quebec Is Back on the LNG Map: What the Kino Aski Revival Means for Pressure Equipment Demand: August 24, 2026
  Kino Aski First Nation and Marinvest Energy Canada have revived a 15 MMtpy LNG project at Baie-Comeau, Quebec, reported at roughly 30 billion dollars. What it means for equipment demand.
• The Code Edition Your CRN Actually Lives Under: How a BPVC Change Becomes Law in Each Province: August 24, 2026
  The newest ASME edition does not automatically govern pressure equipment in Canada. Trace the real chain from BPVC edition to CSA B51 to provincial adoption before your next CRN submission.
• ASME BPVC Code Week 2026: What the Revision Cycle Means for Section VIII Projects: August 10, 2026
  ASME's BPVC Code Week runs August 9-14, 2026, in a virtual format open to the public. How committee decisions become design margins, material specifications, and fabrication costs.
• Quoting Pressure Equipment Across the Canada-US Border: What the August 19 Tariff Changes Mean: August 10, 2026
  New 50% US tariffs on Canadian goods take effect August 19, in addition to Section 232 steel duties. We examine the effect on cross-border vessel quotations and the cost variables buyers control.
• CRN Registration Ahead of Final Investment Decisions on Canadian Gas Projects: August 10, 2026
  LNG Canada Phase 2, Ksi Lisims, and Enbridge's Sunrise expansion are approaching final investment decisions. Vendors that register CRN design families before FID will be positioned for the bid lists.
• CRN 101: What It Is, What Needs It, and How to Apply: September 29, 2025
  Complete beginner-friendly guide to Canadian Registration Numbers covering fundamental concepts, equipment requiring CRN registration, and step-by-step application processes for each Canadian province.
• CRN Numbers Decoded: Provinces, Short Forms (C/CL), Addenda & Revisions: September 29, 2025
  Deep dive into CRN number formats across Canadian provinces, understanding C and CL designations, managing addenda and revisions, and decoding what your registration number really means.
• Fitting CRNs: Categories A-H, Typical Data Sets & Real-World Formats: September 29, 2025
  Technical guide to CRN equipment categories from A to H, understanding required data sets for each category, and real-world examples of proper CRN documentation formats.
• Flanges & Gaskets: Seating Stresses, Assembly Notes & Why Tightness Is a Code Issue: September 21, 2025
  Master flange assembly for pressure equipment with this technical guide. Learn seating stress calculations, proper torque requirements, gasket selection, and critical code compliance issues.
• Skid Packages: When a System Triggers Multiple CRNs and How to Scope Them: September 20, 2025
  Master the art of CRN scoping for complex skid packages. Learn when systems need multiple CRNs, how to minimize costs, and proven strategies for efficient multi-component registration.
• Ontario Exemptions You Can (and Cannot) Use: O. Reg. 220/01 Section 2 Explained: September 19, 2025
  Master Ontario's pressure equipment exemptions under O. Reg. 220/01 Section 2. Learn which exemptions apply to your equipment and critical limitations that catch many engineers off-guard.
• ABSA vs TSSA vs TSBC vs TSASK: What Changes in Your CRN Package?: September 18, 2025
  Navigate provincial CRN variations with this comprehensive comparison of ABSA, TSSA, TSBC, and TSASK requirements. Learn what changes in documentation, formats, and processes across Canada.
• Training Your Team for CRN Success: Formats, Templates & Pitfalls: September 17, 2025
  Build CRN expertise within your engineering team with proven training strategies, document templates, and awareness of common pitfalls. Essential guide for team development and compliance success.
• Generic Vessel Registration: How It Reduces Cost and Lead Time: September 16, 2025
  Discover how generic CL registration can save thousands of dollars and weeks of time compared to individual C registration. Learn the requirements, benefits, and real-world cost comparisons.
• CRN FAQ Highlights: MAWP, Nameplates, Does My Skid Need Registration?: September 15, 2025
  Get clear answers to the most common CRN questions. Learn about MAWP requirements, nameplate specifications, and when skid packages need registration in this comprehensive FAQ guide.

Explore the full CRN knowledge base: CRN Registration Services · What is a CRN?