To amend section 310 of the Supplemental Appropriations Act, 2009 to extend the period of time during which claims for retroactive stop-loss special pay may be submitted.

Amends the Supplemental Appropriations Act, 2009 to extend the period for the submission by members of the Armed Forces of claims for retroactive stop-loss special pay (paid to members whose enlistment or period of obligated service was extended, or whose eligibility for retirement was suspended, by the President in time or war or national emergency) from one to two years after the date on which implementing rules for such payments take effect. Directs the Secretary of Defense (DOD) to include in a required report concerning such payments a plan describing DOD outreach and informational efforts to promote and increase awareness of the special pay.