The list of tax acronyms and abbreviations.

All tax related acronyms and abbreviations.

Stands For|14Abbreviated As|0Related|279

279 entries under topic. ×

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OSPO:
Office of Security and Privacy Oversight(Taxation, US taxation, TAX)
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PAS:
Program Analysis System(Taxation, US taxation, TAX)
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PCC:
Penalty Computation Code(Taxation, US taxation, TAX)
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PDT:
Potentially dangerous taxpayers(Taxation, US taxation, TAX)
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PHC:
Personal Holding Company(US taxation, Taxation, TAX)
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PINEX:
Penalty and Interest Notice Explanations(Taxation, US taxation, TAX)
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PLR:
Private Letter Ruling(Taxation, US taxation, TAX)
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PMA:
Program Management & Administration(Taxation, US taxation, TAX)
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PMF:
Payer Master File(Taxation, US taxation, TAX)
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PNP:
Presumptive Negligence Penalty(Taxation, US taxation, TAX)
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POA:
Power of Attorney(US taxation, Taxation, TAX)
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POD:
Post of Duty(US business, Taxation, US taxation)
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PRP:
Problem Resolution Program(Taxation, US taxation, TAX)
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PSBC:
Personnel Services Branch Chief(Taxation, US taxation, TAX)
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PSO:
Personnel Services Operations(Taxation, US taxation, TAX)
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PSP:
Planning and Special Programs(Taxation, US taxation, TAX)
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PTIN:
Preparer Tax Identification Number(Taxation, US taxation, TAX)
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QAS:
Quality Assurance Staff(Taxation, US taxation, TAX)
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QMS:
Quality Measurement Section(Taxation, US taxation, TAX)
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QR:
Quality Review(Taxation, US taxation, TAX)
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APASmart Define. (2018). tax. Retrieved October 1, 2026, from http://smartdefine.org/tax/abbreviations/r/Taxation
ChicagoSmart Define. 2018. "tax" http://smartdefine.org/tax/abbreviations/r/Taxation (accessed October 1, 2026).
HarvardSmart Define 2018, tax, Smart Define, viewed 1 October, 2026, <http://smartdefine.org/tax/abbreviations/r/Taxation>.
MLASmart Define. "tax" 16 February 2018. Web. 1 October 2026. <http://smartdefine.org/tax/abbreviations/r/Taxation>