When a union or employee files an Unfair Labor Practice (ULP) charge, employers may feel blindsided. Companies across many industries often face these claims. A clear and strong response can protect the company’s legal standing and its workplace culture.
What counts as a ULP violation
Several employer actions can trigger ULP allegations, including:
- Discriminatory discipline: Taking disciplinary action against an employee immediately following their participation in protected union activities.
- Policy changes: Implementing unilateral changes to workplace policies during an active organizing campaign
- Speech restriction: Limiting employees’ protected rights to discuss wages, benefits or working conditions.
When a dispute arises, employers should closely examine the specific claims in the filing. This initiative can help them build the most effective legal response.
Steps to take when notice arrives
Upon receiving a ULP complaint, employers should take organized actions, such as:
- Saving every relevant record, including emails, discipline notes and schedules
- Avoiding any retaliation against the employee or union representatives named in the charge
- Instructing supervisors to avoid discussing the matter with workers
- Engaging legal counsel to meet strict National Labor Relations Board (NLRB) or Public Employment Relations Board (PERB) deadlines
These measures help prevent inadvertent admissions and keep the defense focused on the facts. It is crucial to note that the NLRB handles most private-sector claims. The PERB resolves state and local public-sector disputes.
Building a strong defense and staying ready
To defeat an unfair labor practice claim, an employer must prove it acted for valid business reasons, not based on employees’ union-related activities. The strongest evidence is a track record of applying workplace rules the exact same way for everyone.
Legal counsel plays a critical role here. Lawyers can advise on both labor and employment law. They can also help gather evidence, represent the company before federal and state agencies, prepare witnesses and negotiate settlements when needed.
Ultimately, effective defense starts long before a claim is ever filed. Companies must write clear policies and document their choices. It is also important to train supervisors, as mistakes during a union campaign can cause serious legal problems. Businesses that prepare ahead can resolve issues quickly and avoid lengthy disputes.

