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SOI Bulletin: Summer 1982

Virus Scanning Tools IRS Publication 1075, Section 5.6.16, requires any information system that stores, processes, or transmits FTI be protected against malicious code transported by electronic mail, electronic mail attachments, Internet accesses, removable media, or other common means. Guidance is provided for anti-virus prevention.

SOI Tax stats archive - 1964 to 1999 corporation source book

SOI Tax Stats - SOI Bulletin: Fall 2019

2003 Charities & Tax-Exempt Microdata Files

SOI Tax Stats - Split-Interest Trust Study Metadata

The Office of Professional Responsibilities' (OPR) vision, mission, strategic goals and objectives support effective tax administration by ensuring all tax practitioners, tax preparers, and other third parties in the tax system adhere to professional standards and follow the law.

Migration Data - North Carolina

SOI Tax Stats - Migration Data ¨C 2016-2017

SOI Tax Stats - Migration Data ¨C 2017-2018