The list of taxation acronyms and abbreviations.

All taxation related acronyms and abbreviations.

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20
CFR:
Code of Federal Regulations(Governmental, US business, Central)
12
IRS:
Internal Revenue Service(Us taxes, US business, Response)
8
PIN:
Personal Identification Number(Us taxes, Computer technology)
4
SSN:
Social Security Number(US taxation, Taxation, TAX)
1
FOIA:
Freedom of Information Act(US business, Military law, Computers)
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APASmart Define. (2018). taxation. Retrieved September 23, 2026, from http://smartdefine.org/taxation/abbreviations/r/Computer_Security
ChicagoSmart Define. 2018. "taxation" http://smartdefine.org/taxation/abbreviations/r/Computer_Security (accessed September 23, 2026).
HarvardSmart Define 2018, taxation, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/taxation/abbreviations/r/Computer_Security>.
MLASmart Define. "taxation" 8 February 2018. Web. 23 September 2026. <http://smartdefine.org/taxation/abbreviations/r/Computer_Security>