5 C.F.R. § 370.103 – Eligibility.

(a) To be eligible for a detail under this part, an individual must:
1. (1) Work in the field of information technology management;
2. (2) Be considered an exceptional employee by the individual's current employer; and
3. (3) Be expected by the individual's current employer to assume increased information technology management responsibilities in the future.
(b) To be eligible for a detail under this part, a Federal employee, in addition to meeting the requirements of paragraph (a) of this section, must be serving in a position at the GS-11 level or above (or equivalent), under a career or career-conditional appointment or an appointment of equivalent tenure in the excepted service. For purposes of this part, positions of equivalent tenure in the excepted service are limited to permanent appointments. In addition, only career members of the Senior Executive Service are eligible to be detailed under this part.
(c) To be eligible to participate in the Information Technology Exchange Program, a private sector organization must be registered in the Central Contractor Registration Database located at http://www.ccr.gov, except as permitted by the Federal Acquisition Regulation (48 CFR 4.1102).
(d) To be eligible for a detail to a Federal agency under this part, a private sector employee, in addition to meeting the requirements of paragraph (a) of this section, must meet citizenship requirements for Federal employment in accordance with 5 CFR 7.3 and 338.101, as well as any other statutory limitation.