English to Czech Law/Patents Law: Contract(s)

2. Client authorizes the Firm to file a named plaintiff, class action or collective action lawsuit (the “Action”) on behalf of Client and other similarly situated employees against XXXXXX (“XXXXX”) for violations of federal and/or New York State wage and hour laws.
Wikipedia:
named plaintiff, "class plaintiff" or "class representative" is one of the small group of individual plaintiffs in a class action who are identified by name and who stand in for and represent the interests of the larger group of people who comprise the plaintiff class, subject to court approval.