The list of tax acronyms and abbreviations.

All tax related acronyms and abbreviations.

Stands For|14Abbreviated As|0Related|279
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CSC:
Customer Service Center(Taxation, US taxation, TAX)
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CSCS:
Customer Service Call Sites(US taxation, Taxation, TAX)
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CSED:
Collection Statute Expiration Date(US business, US taxation, Taxation)
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CSO:
Customer Service Operations(Taxation, US taxation, TAX)
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CSOC:
Customer Service Operations Center, Atlanta(US taxation, Taxation, TAX)
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CSP:
Classification Settlement Program(US taxation, Taxation, TAX)
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CT:
Criminal Tax(US taxation, Taxation, TAX)
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CTM:
Communications, Technology and Media(US taxation, Taxation, TAX)
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CTR:
Currency Transaction Report(Money Laundering, Auditing, US business)
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DBA:
Doppelbesteuerungsabkommen(TAX, German, Government)
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DC:
Division Counsel(US taxation, Taxation, TAX)
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DFO:
Director, Field Operations(US taxation, Taxation, TAX)
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DIF:
Discriminant Function(US taxation, Taxation, TAX)
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DIO:
Division Information Office(US taxation, Taxation, TAX)
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DLN:
Document Locator Number(US taxation, Taxation, TAX)
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DTO:
Desk Top Operations(US taxation, Taxation, TAX)
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E-FOIA:
Electronic FOIA Reading Room(US taxation, Taxation, TAX)
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EMIS:
Enforcement Management Information System(US taxation, Taxation, TAX)
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EO:
Exempt Organizations(US taxation, Taxation, TAX)
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EP:
Employee Plans(US taxation, Taxation, TAX)
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APASmart Define. (2018). tax. Retrieved September 28, 2026, from http://smartdefine.org/tax/abbreviations/r
ChicagoSmart Define. 2018. "tax" http://smartdefine.org/tax/abbreviations/r (accessed September 28, 2026).
HarvardSmart Define 2018, tax, Smart Define, viewed 28 September, 2026, <http://smartdefine.org/tax/abbreviations/r>.
MLASmart Define. "tax" 16 February 2018. Web. 28 September 2026. <http://smartdefine.org/tax/abbreviations/r>