Personal income tax is the general name of legal norms that adjust the social relationship between tax authorities and natural persons (residents and non-residents) in the process of personal income tax collection and management.

Taxpayers of individual income tax include resident taxpayers and non-resident taxpayer. Resident taxpayers have the obligation to pay taxes in an all-round way, and must pay individual income tax on all their income inside and outside China; Non-resident taxpayer only pays individual income tax on its income derived from China.

Personal income tax is a kind of income tax levied by the state on the income of its own citizens, individuals living in its own territory and overseas individuals from its own country. In some countries, personal income tax is the main tax, which accounts for a large proportion of fiscal revenue and has a great impact on the economy.

2. Private equity investors' personal income tax is not mandatory, and investors need to go to the tax authorities for tax declaration. So now many investors invest in private equity products as tax avoidance products.