Not all industrial storage rack is the same—and not all rack keeps an operation safe. When purchasing pallet rack, cost and capacity are often the top concerns. But if an operation’s owners aren’t also thinking about engineering standards, code compliance, and long-term safety, they could be exposing their business to serious risk. That’s why companies—especially safety-conscious, high-volume operations—should choose to buy R-Mark® certified rack from an R-Mark certified manufacturer.
“Purchasing R-Mark certified racking from an R-Mark certified manufacturer is a strategic choice for any business that is serious about adhering to verified standards that all rack industry engineers agree will provide the safest, most up-to-date rack system,” said Paul Neal, President of UNARCO Material Handling. Neal’s company is a member of the Rack Manufacturers Institute (RMI), which developed and issues the R-Mark.
“Companies need to be aware that this is not the same as buying rack, even from an RMI member. The rack must also be R-Mark certified,” Neal continued.
What Is R-Mark Certification?
The R-Mark is a certification that confirms a complete rack system has been:
- Engineered to the ANSI MH16.1-2023: Design, Testing, and Utilization of Industrial Steel Storage Racks design standard.
- Reviewed by a qualified structural engineer.
- Evaluated for load application, site conditions, and seismic requirements.
- Manufactured under documented material and quality control procedures.
Importantly, the certification is not a product stamp. Instead, it only applies to specific rack configurations and installations—not to standalone components like beams or uprights.
The only way to confirm a system is certified is by reviewing the load application and rack configuration (LARC) drawings or load plaques that are displayed on the rack, bearing the R-Mark.
Why R-Mark Matters: Five Business Advantages
R-Mark certification isn’t just a technical requirement, it’s a strategic advantage, emphasized Neal.
“For companies that want to minimize risk, maximize safety, and ensure long-term operational success, choosing R-Mark certified pallet rack delivers real-world benefits. Selecting R-Mark rack can help limit future building code issues as rack configurations change,” he explained.
From verified engineering and code compliance to reduced liability and greater buyer confidence, here are five key reasons why R-Mark matters to a business.
1. Verified Engineering Standards
The ANSI MH16.1 standard is the industry benchmark for rack design and structural safety. R-Mark certified manufacturers have proven—through independent third-party engineering review—that their systems meet this standard.
2. Structural Integrity and Safety
R-Mark certification confirms that the pallet rack system has undergone professional load testing and seismic analysis. This reduces the risk of structural failure, especially in demanding environments with heavy pallets, forklifts, and high seismic exposure.
3. Code Compliance Without Surprises
R-Mark certified systems are engineered to meet or exceed the required codes that apply to a specific building and location. That means an operation won’t face costly rework if the fire marshal, city engineer, or building inspector flags a non-compliant rack during permitting or inspection.
4. Lower Liability and Risk
If a rack collapse causes injury or product loss, having R-Mark rack demonstrates that a company took all reasonable steps to ensure a safe environment. That can reduce liability in insurance claims or litigation.
5. Trust from Major Buyers
“Most Fortune 500 businesses agree that choosing R-Mark certified rack is the strongest protection for helping provide the safest warehouse or retail store,” said Neal. “It’s an indicator of professionalism—and a requirement in many national standards for procurement.”
Common Misunderstanding: RMI Member ≠ R-Mark
Don’t assume that just because a company is a member of RMI, it offers R-Mark certified products, Neal noted. R-Mark is a separate, rigorous certification program. To earn it, a manufacturer must:
- Submit a formal application with structural calculations.
- Employ an in-house, qualified professional engineer (not a contractor).
- Pass third-party review of their systems and manufacturing standards.
- Re-certify annually through signed attestation from an executive and an engineer.
Find a Manufacturer
Choosing R-Mark certified rack from an R-Mark certified manufacturer isn’t just a good idea—it’s industry best practice. In a world of increasing compliance demands, tighter safety regulations, and leaner operations, pallet rack needs to hold up under more than just weight. It also needs to stand up to scrutiny—from inspectors, engineers, auditors, and the personnel working in and around it.
View the current list of R-Mark certified manufacturers on the RMI website.
