Taxation Abbreviations and Acronyms

1. IDTCA
   Interest and Divisiondend Tax Compliance Act of 1983
2. IE
   International Mxamination
3. IFASP
   International Field Assistance Specialization Program
4. IFOS
   Income From Other Souvces
5. IMF
   Individualwmaster File
6. INS
   Individual Nonfiler Strategy
7. IPTI
   International Property Tax Institute
8. IRAF
   Individual Retirement Account File
9. IRM
   Internal Revenue Manual
10. IT REGS
    Internal Revenue Regulations
11. ITMA
    Income Tax Management Act
12. ITP
    International Tax Program
13. LEM
    Law Enforcement Manual
14. LEMAN
    Law Enforcement Manual
15. LIFO
    Last-In-First-Out Inventory Method
16. LMQAS
    Line Management Quality Assurance System
17. LMSB
    Large and Mid-Size Business
18. MAAP
    Mutually Accelerated Appeals Process
19. MACS
    Midwest Automated Compliance System
20. MCC
    Martinsburg Computing Center

Last updated: January 4, 2020 — Total entries: 172