29 CFR 101.5 : 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) — Statements Of Procedures (§ 101.1 To § 101.43) — Unfair Labor Practice Cases Under Section 10 (A) To (I) Of The Act And Telegraph Merger Act Cases (§ 101.2 To § 101.16) — Withdrawal of charges.

If investigation reveals that there has been no violation of the National Labor Relations Act or the evidence is insufficient to substantiate the charge, the Regional Director recommends withdrawal of the charge by the person who filed. Withdrawal may also be requested on the initiative of the complainant. If the complainant accepts the recommendation of the Regional Director or requests withdrawal, the respondent is immediately notified of the withdrawal of the charge.