- (a) The complaint must be served on individual defendants directly, a partnership through a general partner, and on corporations or on unincorporated associations through an executive officer or a director, except that service also may be made on any person authorized by appointment or by law to receive process for the defendant.
(b) The complaint may be served either by:
- (1) Registered or certified mail (return receipt requested) addressed to the defendant at his or her residence, usual dwelling place, principal office or place of business; or by
- (2) Personal delivery by anyone 18 years of age or older.
- (c) The date of service is the date of personal delivery or, in the case of service by registered or certified mail, the date of postmark.
(d) Proof of service—
- (1) When service is made by registered or certified mail, the return postal receipt will serve as proof of service.
- (2) When service is made by personal delivery, an affidavit of the individual serving the complaint, or written acknowledgment of receipt by the defendant or a representative, will serve as proof of service.
- (e) When served with the complaint, the defendant also should be served with a copy of this part 142 and 31 U.S.C. 3801-3812.