Tax Documentation Glossary: Forms, Terms & Definitions
Key Tax Documentation Terms
Documentation plays an essential role in helping financial institutions, withholding agents and other organizations meet their regulatory tax compliance and reporting obligations. Accurate and up-to-date documentation helps establish the tax status of individuals and entities, determine applicable withholding rates and support compliance with regulatory requirements.
Common tax documentation includes IRS Forms W-8 and W-9, withholding certificates and other supporting records used to establish tax residency, beneficial ownership and eligibility for certain tax treaty benefits.
Form W-8BEN
Form W-8BEN is a U.S. tax form used by non-U.S. individuals to certify their foreign status and, where applicable, claim a reduced rate of or exemption from U.S. withholding under an income tax treaty.
Form W-8BEN-E
Form W-8BEN-E is a U.S. tax form used by foreign entities to certify their status for U.S. tax purposes and, where applicable, claim a reduced rate of or exemption from U.S. withholding under an income tax treaty.
Form W-8IMY
Form W-8IMY is a U.S. tax form used by foreign intermediaries, flow-through entities, or certain branches to certify their status for U.S. tax purposes and provide information needed to determine the appropriate withholding and reporting treatment.
Form W-8EXP
Form W-8EXP is a U.S. tax form used by foreign governments, international organizations, foreign central banks, and certain foreign tax-exempt organizations to certify their status and claim an exemption from U.S. withholding where applicable.
Form W-8ECI
Form W-8ECI is a U.S. tax form used by foreign persons to certify that income they receive is effectively connected with the conduct of a trade or business in the United States, so that the payer does not withhold on it as FDAP income.
Form W-9
Form W-9 is a U.S. tax form used by U.S. persons to provide their name, tax classification, and Taxpayer Identification Number (TIN) to a requester for U.S. tax reporting purposes.
Form 8233
Form 8233 is a U.S. tax form used by nonresident alien individuals to claim exemption from or a reduced rate of withholding on certain compensation for personal services, typically under an applicable income tax treaty.
Withholding Statement
A withholding statement is a document provided by an intermediary or flow-through entity that allocates income, withholding rates, and other relevant information among payees or beneficial owners for U.S. tax withholding and reporting purposes.
Self-Certification
A declaration provided by an individual or entity confirming their tax residency, status, and other information required to determine their tax reporting and withholding obligations under regimes such as FATCA and CRS.
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