39 CFR 281.2: Action required by processing postal officials.

Postal officials processing salvable mail recovered from the scene of an accident or catastrophe are responsible for giving timely notification of the incident to the sectional center director of customer services at the office of mailing. The notification should include, but not be limited to:

(a) The determinable names of the major mailers involved;

(b) The nature and extent of damage or destruction;

(c) Anticipated delivery delay; and

(d) If known, the shipment delivery destination(s).