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| ANC | Arlington National Cemetery |
| CDC | Centers for Disease Control |
| CMS | Centers for Medicare & Medicaid Services |
| DHS | Department of Homeland Security |
| DOE | Department of Energy |
| DOI | Department of Interior |
| DOJ | Department of Justice |
| DOL | Department of Labor |
| DOS | Department of State |
| DOT | Department of Transportation |
| ED | Department of Education |
| EPA | Environmental Protection Agency |
| FCIC | Federal Citizen Information Center |
| FDA | Food and Drug Administration |
| FDIC | Federal Deposit Insurance Corporation |
| FEMA | Federal Emergency Management Agency |
| FRB | Federal Reserve Board |
| FSIS | Food Safety and Inspection Services |
| FTC | Federal Trade Commission |
| HOUSE | U.S. House of Representatives |
| IRS | Internal Revenue Service |
| LOC | Library of Congress |
| NEH | National Endowment for the Humanities |
| NIAMS | National Institute of Arthritis, Musculoskeletal and Skin Diseases |
| NIH | National Institutes Of Health |
| PBGC | Pension Benefit Guaranty Corporation |
| SEC | Securities and Exchange Commission |
| SSA | Social Security Administration |
| USDA | Department of Agriculture |
| VA | Department of Veterans Affairs |