§ 355.8 Service of complaint.
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
(a) Service of a complaint must be made by certified or registered mail or by delivery in any manner authorized by Rule 4(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 U.S. Postal Service return receipt card; or
(3) Written acknowledgment of the respondent.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.