28 U.S.C. § 1746 : US Code - Section 1746: Unsworn declarations under penalty of perjury

Search 28 U.S.C. § 1746 : US Code - Section 1746: Unsworn declarations under penalty of perjury

Wherever, under any law of the United States or under any rule,
regulation, order, or requirement made pursuant to law, any matter
is required or permitted to be supported, evidenced, established,
or proved by the sworn declaration, verification, certificate,
statement, oath, or affidavit, in writing of the person making the
same (other than a deposition, or an oath of office, or an oath
required to be taken before a specified official other than a
notary public), such matter may, with like force and effect, be
supported, evidenced, established, or proved by the unsworn
declaration, certificate, verification, or statement, in writing of
such person which is subscribed by him, as true under penalty of
perjury, and dated, in substantially the following form:
(1) If executed without the United States: "I declare (or
certify, verify, or state) under penalty of perjury under the laws
of the United States of America that the foregoing is true and
correct. Executed on (date).
(SIGNATURE)".
(2) If executed within the United States, its territories,
possessions, or commonwealths: "I declare (or certify, verify, or
state) under penalty of perjury that the foregoing is true and
correct. Executed on (date).
(SIGNATURE)".