---
kind: "section"
citation: "15 C.F.R. § 25.8"
title: "15"
number: "25.8"
heading: "Service of complaint."
url: "https://uscodex.org/cfr/15/25.8"
---

# §25.8. Service of complaint.

- (a) Service of a complaint must be made by certified or registered mail or by delivery in any manner authorized by [Rule 4(d)](/cfr/15/4.md?p=d) of the Federal Rules of Civil Procedure.
- (b) Proof of service, stating the name and address of the person on whom the complaint was served, and the manner and date of service, may be made by—
  - (1) Affidavit of the individual making service;
  - (2) An acknowledged United States Postal Service return receipt card; or
  - (3) **Written acknowledgment of the respondent or his or her representative.**

## Notes

### Authority

Authority: Secs. 6101-6104, Pub. L. 99-509, 100 Stat. 1874 (31 U.S.C. 3801-3812); Sec. 4, as amended, and sec. 5, Pub. L. 101-410, 104 Stat. 890 (28 U.S.C. 2461 note); Pub. L. 104-134, 110 Stat. 1321, 28 U.S.C. 2461 note.

### Source

Source: 55 FR 47854, Nov. 16, 1990, unless otherwise noted.