§ 4010.7 Identifying information.
(a) Filers. Each filer is required to provide, in accordance with the instructions on PBGC's website, http://www.pbgc.gov, the following identifying information with respect to each member of the filer's controlled group (excluding exempt entities)—
(1) Current members; individual member information. For each entity that is a member of the controlled group as of the end of the filer's information year—
(i) The name, address, and telephone number of the entity;
(ii) The nine-digit Employer Identification Number (EIN) assigned by the IRS to the entity (or if there is no EIN for the entity, an explanation); and
(iii) If the entity became a member of the controlled group during the information year, the date the entity became a member of the controlled group.