46 CFR §5.107

1. (a)When the investigating officer determines that an S&R proceeding is appropriate, he or she shall prepare and serve a complaint in accordance with 33 CFR part 20.
2. (b)When the investigating officer serves the complaint, he or she shall also advise the respondent—
   1. (1)Of the nature of S&R proceedings and their possible results;
   2. (2)Of the right to be represented at the hearing by another person, who may, but need not, be a lawyer;
   3. (3)Of the right to obtain witnesses, records, and other evidence by subpoena; and
   4. (4)That failure or refusal to answer the complaint or to appear at the time, date, and place specified for the hearing may result in a finding of default, which will constitute an admission of the facts alleged in the complaint and the waiver of his or her right to a hearing.