11-21 RULE IF THE ADDRESSEE IS: THEN ENDORSE MAIL: AND: 1 AWOL(over 30 days) Moved Left No Address Return to Sender 2 Unknown Attempted - Not Known Return to Sender 3 Reassigned With current address Forward to Addressee 4 TDY/TAD with parent unit (See Note) With TDY/TAD location address Forward to Addressee 5 TDY/TAD without parent unit (See Note) With TDY/TAD location address Forward to Addressee 6 Hospitalized (non-casualty) With the hospital address (Include ward and room number if known) Forward to addressee 7 Due to arrive With date of receipt and date of arrival Hold 8 Casualty Proper endorsement Forward after notification of next of kin (see DOD Postal Manual) IF THE MAIL IS: THEN ENDORSE MAIL: AND: 9 Missent Missent to (include your unit/MPO number) Forward to addressee 10 Opened by mistake Opened by Mistake (if possible have the person who opened the mail sign their name next to the endorsement) Forward to addressee 11 Balloting material Proper endorsement See DOD Postal Manual 12 Addressed illegibly Illegible Return to Sender 13 Addressed to a receptacle number not assigned to the MPO, and the correct MPO number is not known No Such Number Return to Sender 14 Fails to bear a receptacle number or unit designation, and the correct address is not known Insufficient Address Return to Sender 15 Refused by addressee Refused or Refused by Addressee (if willing have addressee sign next to endorsement, if not clerk must sign) Return to Sender 16 Abandoned General Delivery not called for in 30 days/Receptacle mail not called for (See DOD Postal Manual) Unclaimed Return to Sender 17 Undeliverable as addressed. Standard Mail bearing endorsement, Return Service Requested. Undeliverable as Addressed and Postage Due Return to Sender 18 Addressed to Commander of a receptacle number but does not contain the addressee’s name or unit number Insufficient Address Return to Sender NOTE:  Rules 4 and 5 apply only when the addressee has requested forwarding service. Table 11-5.—Endorsements Used When Forwarding or Returning Mail