Definition ∞ Tax residency data comprises information that formally establishes an individual’s or entity’s domicile for tax purposes. This data determines which national jurisdiction possesses the legal authority to tax their global income, assets, and capital gains. It typically includes details such as address, nationality, and periods of physical presence. Accurate tax residency data is essential for proper fiscal administration.
Context ∞ The collection and reporting of tax residency data are increasingly critical for cryptocurrency exchanges and digital asset service providers. This is necessary to comply with international tax transparency initiatives, such as the Crypto-Asset Reporting Framework. News frequently highlights regulatory demands for these platforms to verify user tax residency. This ensures accurate tax assessment on digital asset transactions and helps combat cross-border tax evasion.