22 USC 4112
22 USC 4112
§ 4112 - Employees represented
CHAPTER 52— FOREIGN SERVICE › SUBCHAPTER X— LABOR-MANAGEMENT RELATIONS
The employees of the Department shall constitute a single and separate worldwide bargaining unit, from which there shall be excluded—
(1) employees engaged in personnel work in other than a purely clerical capacity; and
(2) employees engaged in criminal or national security investigations or who audit the work of individuals to insure that their functions are discharged honestly and with integrity.