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Regulatory Compliance News & Updates

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RECENT INDUSTRY HIGHLIGHTS

How does wet-bulb globe temperature work?
2026-05-13T05:00:00Z

How does wet-bulb globe temperature work?

As you prepare for heat injury and illness prevention regulations, are you leaning toward Heat Index simply because you don’t understand WetBulb Globe Temperature (WBGT)? Don’t sweat it! We will cool your anxiety as you read on.

What is WBGT?

Developed by the US military in the 1950s to prevent heat-related deaths in training camps, WBGT is a measure of the heat stress in direct sunlight. It takes into account more than just temperature, including considerations for humidity, wind speed, cloud cover, and even sun angle.

How does WBGT work?

WBGT calculates three key measurements into one equation:

  • Air temperature – measured with a standard outdoor thermometer to show the actual temperature of the air. This gives a baseline for how hot the environment is without the effects of humidity, wind, or radiant heat (sunlight).
  • Natural wet bulb temperature – measured using a thermometer wrapped in a wet cloth to simulate the cooling effect of evaporating sweat. Readings can be strongly influenced by wind and humidity, and because the thermometer is exposed to sunlight, it also reflects solar heat.
  • Black globe temperature – measured with a thermometer inside a black globe to represent how hot human skin and clothing “feels” in direct sunlight. Readings are of radiant heat that air temperature alone wouldn’t capture.

In layman’s terms, as the water evaporates from the wet, wrapped bulb, the bulb is cooled which pushes the wet-bulb temperature down. Added air moisture (humidity) means less water evaporates and cooling is not as effective. This means the WBGT is high.

Mathematically, here’s how the measurements are used to calculate WBGT:

WBGT = (10% × Air Temp) + (70% × Wet Bulb Temp) + (20% × Black Globe Temp)

For a simplified example, if the air temperature is measured at 80°F, the relative humidity is 80%, and the globe temperature is 80°F, the WBGT would be calculated as follows:

WBGT = (0.1 × 80) + (0.7 × 80) + (0.2 × 80)

= 8 + 56 + 16

= 80°F

This result is a WBGT of 80°F which is a relatively high level of heat stress.

To put this into perspective, studies show that a WBGT of around 87.5°F is nearing the maximum temperature that a healthy worker can handle. Though the number seems palatable, this level of heat with humidity can be stifling and deadly.

OSHA’s proposed Heat Rule update

OSHA held an informal public hearing over multiple days in June and July 2025, concluding on July 2nd. A final ruling has not yet been published to the Federal Register. OSHA’s Rulemaking Process can take between 24 and 60 months to review feedback, analyze the record, and develop a final rule.

In the meantime, employers should comply with their State plan state requirements or OSHA’s National Emphasis Program (NEP) on Outdoor and Indoor Heat-Related Hazards. The federal NEP was recently revised and became effective April 10, 2026, with updates including the removal of outdated background information, reorganization of appendices information and citation guidance, and the addition of inspection triggers.

Key to remember: The weighted approach of WBGT factors in temperature, direct sunlight, humidity, wind, and cloud cover, all of which have an impact on the body’s ability to cool itself.

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Well-written termination letters are key to seamless separations
2026-05-13T05:00:00Z

Well-written termination letters are key to seamless separations

Breaking up is hard to do (so the song goes), and for an employer breaking up with an employee, one necessity that makes the split challenging is writing the termination letter. While generally not required, a termination letter, sometimes called a separation notice, contains important details surrounding an employee’s dismissal. It serves as both formal notice to the employee and the official documentation for the employer that an employee has been let go by the organization. 

To help make the creation of this important document go more smoothly next time, here are 10 things that should be included in the letter and a list of mistakes to avoid.

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Employer put employee on a PIP right after FMLA leave, and won
2026-05-13T05:00:00Z

Employer put employee on a PIP right after FMLA leave, and won

Keith started working for the company in 2019. After learning that Keith had an associate’s degree in applied sciences, the employer approached him about joining a mentorship program and applying for a manufacturing engineer (“ME”) position. Keith applied for and got the position in February 2021 and began his training.

Unfortunately, the training didn’t go as planned. Keith and his trainer didn’t get along.

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Your cab card is not one size fits all (states)
2026-05-12T05:00:00Z

Your cab card is not one size fits all (states)

If you’ve ever looked closely at your apportioned cab card, you may have noticed that not every state lists the same maximum weight. One jurisdiction might show 90,000 pounds, another 80,000, and others even lower. Is that a mistake? Usually not. But understanding what those numbers mean can help you avoid tickets, out-of-service orders, and audit headaches.

Why weights vary by state

Under the International Registration Plan (IRP), carriers register vehicles at declared weights for each participating jurisdiction. The weight shown for each state reflects what you paid to operate in that jurisdiction. It’s not a blanket authorization to run that weight everywhere.

What enforcement looks at

At roadside, enforcement is less concerned with why weights differ and more concerned with three things:

  1. Are you operating within your registered weight for that state? If your cab card says 80,000 for that jurisdiction, running heavier without a valid permit is a violation.
  2. Does your axle configuration comply with state law? Even if your total weight is within your registered weight, improper axle spacing can still put you over legal limits.
  3. Do you have required permits in-hand or electronically available? Operating under an overweight permit but failing to have the permit available during a roadside inspection can lead to citations or temporary out-of-service orders until proof is provided.

A common misconception is that enforcement defaults to 80,000 pounds. In reality, officers rely on what is printed on your cab card for each jurisdiction, combined with state axle laws and permit requirements.

Before crossing a state line, check:

  • The cab card row for that state,
  • Your current gross weight, and
  • Whether a permit is required and available.

Avoid these mistakes

Common carrier mistakes include:

  • Assuming the highest weight on the cab card applies everywhere,
  • Running permit-only weights without a permit because the cab card shows a higher number in another state,
  • Failing to update registered weights after changes in equipment or operations, and
  • Letting drivers guess instead of helping them understand how to read the cab card correctly.

Key to remember: Your cab card is a state-by-state permission slip, not a universal weight pass. Understanding why the numbers differ and how enforcement uses them can prevent violations, delays, and costly compliance issues. When in doubt, verify the registered weight for a specific jurisdiction before rolling across the state line.

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What does your FMLA process look like?
2026-05-12T05:00:00Z

What does your FMLA process look like?

Administering employee leave under the federal Family and Medical Leave Act (FMLA) basically involves a process that starts when an employee puts the employer on notice of the need for leave and (hopefully) ends when the employee returns to work.

Beyond the compliance requirements, employers can help make the FMLA process more or less challenging for employees and for themselves. If, for example, a process involves handing an employee 40 pages of FMLA-related documents without any explanation, it might be overwhelming for the employee and inefficient in the long run for the employer.

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