31 CFR § 19.520 - Who places the information into the EPLS?
Federal officials who take actions to exclude persons under this part or officials who are responsible for identifying disqualified persons must enter the following information about those persons into the EPLS:
(a) Information required by § 19.515(a);
(b) The Taxpayer Identification Number (TIN) of the excluded or disqualified person, including the social security number (SSN) for an individual, if the number is available and may be disclosed under law;
(1) Taking an exclusion action;
(2) Modifying or rescinding an exclusion action;