急求个人所得税英文文献，字数3000字左右

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Personal Income Tax

Personal Income Tax (PIT) is a direct tax levied on income of a person. A person means an individual, an ordinary partnership, a non-juristic body of person, a deceased person and an undivided estate. In general, a person liable to PIT has to compute his tax liability, file tax return and pay tax, if any, accordingly on a calendar year basis.

1. Taxable Person

Taxpayers are classified into "resident" and "non-resident". "Resident" means any person residing in Thailand for a period or periods aggregating more than 180 days in any tax (calendar) year. A resident of Thailand is liable to pay tax on income from sources in Thailand on a cash basis, regardless where the money is paid, as well as on the portion of income from foreign sources that