To amend title 10, United States Code, to expand eligibility for concurrent receipt of military retired pay and veterans' disability compensation to include additional chapter 61 disability retirees, to coordinate eligibility for combat-related special compensation and concurrent receipt, to eliminate the reduction of SBP survivor annuities by dependency and indemnity compensation, and to enhance the ability of members of the reserve components who serve on active duty or perform active service to receive credit for such service in determining eligibility for early receipt of non-regular service retired pay.