Article 3, Section 1
An Act Declaratory of the Law concerning Contempts of Court4 Stat. 487 1831
Be it enacted by the Senate and House of Representatives of the United States of America, in Congress assembled, That the power of the several courts of the United States to issue attachments and inflict summary punishments for contempts of court, shall not be construed to extend to any cases except the misbehaviour of any person or persons in the presence of said courts, or so near thereto as to obstruct the administration of justice, the misbehaviour of any of the officers of the said courts in their official transactions, and the disobedience or resistance by any officer of the said courts, party, juror, witness, or any other person or persons, to any lawful writ, process, order, rule, decree, or command of the said courts.
Sect. 2. And be it further enacted, That if any person or persons shall, corruptly, or by threats or force, endeavour to influence, intimidate, or impede any juror, witness, or officer, in any court of the United States, in the discharge of his duty, or shall, corruptly, or by threats or force, obstruct, or impede, or endeavour to obstruct or impede, the due administration of justice therein, every person or persons, so offending, shall be liable to prosecution therefor, by indictment, and shall, on conviction thereof, be punished, by fine not exceeding five hundred dollars, or by imprisonment, not exceeding three months, or both, according to the nature and aggravation of the offence.
The Founders' Constitution
Volume 4, Article 3, Section 1, Document 36
The University of Chicago Press