Many American employment contracts require disputes to be resolved through arbitration rather than in court. The clause changes the forum, and the forum changes almost everything else.
What arbitration is
Arbitration is a private process in which a neutral decision maker, chosen under rules named in the agreement, hears the dispute and issues a binding award.
It exists because parties agreed to it in advance, and federal law has generally treated such agreements as enforceable contracts subject to limited exceptions.
Employees typically encounter the clause in an offer letter or handbook acknowledgment rather than as a negotiated term, and continued employment is often treated as acceptance.
The procedural differences are substantial
Discovery, the process of obtaining documents and testimony from the other side, is usually narrower in arbitration than in litigation.
For an employee, much of the relevant evidence sits inside the employer's records, so limits on discovery affect the two sides asymmetrically.
Appeal rights are also narrow. Courts review arbitration awards on limited grounds, which means an adverse decision is largely final even where the reasoning is disputed.
Visibility disappears
Court filings are generally public, so patterns of complaints against an employer can be observed by regulators, journalists and other employees.
Arbitration proceedings are private and awards are frequently confidential, so similar claims by different employees may never become visible to each other.
That invisibility is one reason the practice is debated in cases involving harassment or discrimination, where pattern evidence often matters to how a claim is understood.
Class action waivers do separate work
Many clauses also waive the right to bring or join collective proceedings, requiring each claim to be pursued individually.
This matters most for small-value claims, such as unpaid overtime for a large group, where no individual amount justifies the cost of pursuing it alone.
Some employers have faced large numbers of simultaneous individual filings as a response, since filing fees for mass individual arbitrations can be considerable.
Where the law has moved
Federal law has narrowed the reach of these clauses for certain claim types, and some states have attempted broader restrictions with mixed results in the courts.
Certain worker categories are treated differently under federal arbitration law, and public agencies generally retain their own enforcement authority regardless of a private agreement.
This area changes frequently through legislation and court decisions, so a worker or employer with a specific question should get current advice from a qualified attorney.