Under the Federal Rules of Civil Procedure a complaint is the first pleading in American law filed by a plaintiff which initiates a lawsuit.F. R. Civ. P. 3 A complaint sets forth the relevant allegations of fact that give rise to one or more legal causes of action along with a prayer for relief and sometimes a statement of damages claimed (an ad quod damnum clause). In some situations, a complaint is called a petition, in which case the party filing it is called the petitioner and the other party is the respondent. In equity, sometimes called chancery, the initial pleading may be called either a petition or a bill of complaint in chancery.
under the federal rules of civil procedure a complaint is the first pleading in american law filed by a plaintiff which initiates a lawsuitf r civ p 3 a complaint sets forth the relevant allegations of fact that give rise to one or more legal causes of action along with a prayer for relief and sometimes a statement of damages claimed (an ad quod damnum clause) in some situations a complaint is called a petition in which case the party filing it is called the petitioner and the other party is the respondent in equity sometimes called chancery the initial pleading may be called either a petition or a bill of complaint in chancery