48 CFR § 528.202
Acceptability of corporate sureties
November 17, 2020
Corporate surety bonds must be manually signed by the Attorney-in-Fact or officer of the surety company and the corporate seal affixed. The contracting officer may waive failure of the surety to affix the corporate seal as a minor informality. (See B-184120, July 2, 1975, 75-2 CPD 9.)
[74 FR 17099, Apr. 14, 2009]