D.C. Mun. Regs. tit. 27, r. 27-1526
Upon its receipt, each bid and modification shall be time- and date-stamped but not opened, and shall be stored in a secure place until the date and time set for bid opening. Bids submitted through electronic means shall be received in such a manner that the time and date of submittal, along with the contents of such bids shall be securely stored until the time and date set for bid opening.
Except as provided in § 1526.4, 1526.5, 1526.6 and 1526.7, all bids shall remain unopened until the time and date set for bid opening.
If an IFB is canceled before bid opening, bids shall be handled in accordance with § 1518.2.
Before bid opening, information concerning the identity and number of bids received shall be made available only to District employees, and then only as required in the execution of their duties.
When bid samples are submitted, they shall be handled with sufficient care to prevent disclosure of characteristics before bid opening.
Envelopes or documents marked as bids which do not identify the bidder or the solicitation may be opened solely for the purpose of identification or to determine whether a bidder is eligible to bid, and then only by an official designated for this purpose.
Any person who opens a sealed bid by mistake, or for the reasons set forth in § 1526.6, shall deliver it to the contracting officer. The contracting officer shall immediately write the following on the envelope and then sign and reseal the envelope:
D.C. Mun. Regs. tit. 27, r. 27-1526