D.C. Code § 22-2404: False swearing.

(a)

A person commits the offense of false swearing if under oath or affirmation he or she wilfully makes a false statement, in writing, that is in fact material and the statement is one which is required by law to be sworn or affirmed before a notary public or other person authorized to administer oaths.

(b)

Any person convicted of false swearing shall be fined not more than the amount set forth in § 22-3571.01 or imprisoned for not more than 3 years, or both.