ICC S2 Structural Welding Special Inspector Exam Voucher
The ICC S2 Structural Welding Special Inspector Certification is a specialized, nationally recognized credential that certifies your expertise in inspecting welded structural steel connections for code compliance, weld quality, and structural safety.
It validates advanced skills in welding procedures, inspection techniques, nondestructive testing evaluation, and ensuring reliable welded joints—based on the International Building Code (IBC) and AWS D1.1 Structural Welding Code – Steel. Ideal for structural welding inspectors, special inspectors, welding inspectors, QA/QC professionals, and civil/structural engineers involved in steel fabrication, high-rise buildings, bridges, and infrastructure projects.
Exam Highlights:
- 60 multiple-choice questions
- 2-hour time limit
- Open-book format (using the 2021 or 2024 IBC + AWS D1.1 references)
- Available online via PRONTO remote proctoring or in-person at Pearson VUE testing centers
Purchase an exam voucher valid for 12 months, then schedule through your myICC account. A critical credential for professionals ensuring the integrity and safety of welded structural steel components in demanding construction environments.
(Note: Full S2 Special Inspector certification may require prerequisites or additional modules; confirm current requirements on iccsafe.org.)

Product Description
What is the S2 Structural Welding Certification?
The ICC S2 Structural Welding Special Inspector certification is a specialized Inspector-level credential that validates a candidate’s ability to inspect welded structural steel connections for compliance with code and safety standards. Issued by the International Code Council, this certification demonstrates expertise in welding procedures, inspection techniques, weld quality, and structural integrity.
The S2 certification is based on the International Building Code (IBC) and AWS (American Welding Society) standards, making it essential for professionals responsible for ensuring the safety and reliability of welded structural components.
Who Should Take the S2 Exam?
The S2 certification is ideal for:
Structural Welding Inspectors and Special Inspectors
Welding Inspectors and QA/QC Professionals
Civil and Structural Engineers working with steel structures
It is especially relevant for professionals involved in steel fabrication, construction, and infrastructure projects.
S2 Exam Details & Format
Exam ID: S2
Certification Name: Structural Welding Special Inspector
Category: Special Inspector
Level: Inspector (Specialized)
Code Year: Based on IBC (2021/2024) + AWS Standards
Reference Books:
International Building Code (IBC) – 2021 or 2024 Edition
AWS D1.1 Structural Welding Code – Steel
Exam Format:
60 Multiple Choice Questions
2 Hour Time Limit
Open Book Exam
Testing Method:
PRONTO (Online Remote Proctoring)
Pearson VUE CBT (Testing Center)
Voucher Validity:
12 months from the date of purchase.
Redemption Instructions
Purchase your S2 Structural Welding Special Inspector exam voucher
Receive your unique ICC voucher code via email
Log in to your myICC account
Schedule your exam via PRONTO or Pearson VUE and apply your code
Frequently Asked Questions
Which code books are used for the S2 exam?
The S2 exam is based on the International Building Code (IBC) and AWS D1.1 Structural Welding Code, which are required references during the exam.
Is the S2 exam open book?
Yes. ICC exams are open-book. You are permitted to use the IBC and AWS D1.1 during the test.
How long is the S2 voucher valid?
The voucher is valid for 12 months from the purchase date.
Can the S2 exam be taken online?
Yes. The exam is available via PRONTO online proctoring or at a Pearson VUE testing center.





