What withholding tax rates apply?

Services 3%, rent 5%, advertising 2%, dividends 10%, interest 1%; salaries are progressive.

When must I register for VAT?

When annual revenue exceeds 1.8 million THB, you must register for 7% VAT within 30 days.

Where do tax disputes go on appeal?

Appeal first to the Tax Appeal Committee within 30 days; further appeals go to the Central Tax Court within another 30 days.

How are import duties calculated?

Calculated on CIF value × tariff rate per HS code, plus 7% VAT on the duty-inclusive value.

Samut Prakan

Taxation & Customs Law in Samut Prakan

Tax and customs counsel — domestic and cross-border

Tax planning, filings, and litigation — domestic and international — including customs disputes and import-export matters.

Taxation & Customs Law in Samut Prakan — About us

Samut Prakan is the industrial base of greater Bangkok, home to the Bangpoo and Bang Phli estates near Suvarnabhumi airport and the port. Matters center on factories — labor and termination, environmental and safety, customs, and logistics.

We act for factories and operators across the Bangkok-Samut Prakan estates with a bilingual team specializing in labor cases and factory compliance.

Courts we appear at

•Samut Prakan Provincial Court
•Samut Prakan Juvenile and Family Court

470

km from HQ

1.4M

population

courts

Samut Prakan, Bangkok, and Chachoengsao

What we cover in Samut Prakan

Corporate and personal tax planning
Tax Court litigation
Revenue Department audits
Customs and excise tax
International tax treaties

Contact our Samut Prakan attorneys

We serve clients across Thailand. Initial consultation.

Contact +66 92 254 2045

Frequently asked questions — Taxation & Customs Law in Samut Prakan

8 questions answered

Standard 20%; SMEs 0%/15%/20% by profit; BOI promotion can reduce to 0% for up to 13 years.