- (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; or
- (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) When served with the complaint, the defendant should also be served with a copy of this part 681 and 31 U.S.C. 3801-3812.