29 CFR 102.11 : Labor (§ 0.735-1 To Parts 4908-4999) — (§ 100.101 To Parts 472-499) — Regulations Relating To Labor (§ 100.101 To Parts 472-499) — National Labor Relations Board (§ 100.101 To Parts 105-199) — Rules And Regulations, Series 8 (§ 102.1 To Appendix A To Part 102) — Procedure Under Section 10 (A) To (I) Of The Act For The Prevention Of Unfair Labor Practices 1 (§ 102.9 To § 102.59) — Charge (§ 102.9 To § 102.14) — Forms; jurat; or declaration.

Such charges shall be in writing and signed, and either shall be sworn to before a notary public, Board agent, or other person duly authorized by law to administer oaths and take acknowledgments or shall contain a declaration by the person signing it, under the penalty of perjury that its contents are true and correct (see 28 U.S.C. Sec. 1746). One original of such charge shall be filed. A party filing a charge by facsimile pursuant to § 102.114(f) shall also file an original for the Agency's records, but failure to do so shall not affect the validity of the filing by facsimile, if otherwise proper.