One of the best website about Law in Thailand is http://www.thailawonline.com

You can click on the following to get specific information about Thai Law.

• Home
• Thai laws
  • Civil Code
  • Laws of Thailand
  • Constitutions of Thailand
    • Constitution of Thailand, 2549 (2006) (Interim)
    • Constitution of Thailand 2550 (2007)
    • Constitution of Thailand 1997 | Constitutional Law | Thai laws | Lawyer
  • Free contracts and documents
    • Immigration forms
    • Lease agreements
    • Loan agreements
    • Simple divorce agreement (En/Th)
    • Subpoena
    • Power of attorneys
    • Work permits forms
    • Foreign Exchange Transaction Form
  • FAQ
    • FAQ about company formation in Thailand | Thai laws | Business | Corporate Law
    • FAQ about Social Security in Thailand
    • FAQ about work permit in Thailand
    • FAQ about marriage and divorce in Thailand
• Family
  • Children
    • Adoption
    • Custody of a child (Thailand)
    • Child abduction
  • Divorce in Thailand
    • How to divorce
    • Separation of asset
  • Prenuptial agreements
    • Prenuptial in Thailand
    • History of prenuptial
    • Prenuptial in Australia
    • Prenuptial in Canada
    • International law
    • Laws about a Thai prenup
  • Marriage in Thailand
    • History of marriage
    • Buddha marriage
    • Legal marriage
  • Inheritance and Wills
  • Living Wills in Thailand
• Business
  • Tax Law
    • Corporate income tax
    • Personal income tax
    • Value added tax
  • Import / export
    • Shipping cars to Thailand 
  • Corporate Law (General principles)
  • Why doing business in Thailand 
  • Work permit Thailand
  • How to setup a Thai ltd company
  • Thailand Australia free trade
  • Treaty of Amity (Thai-USA)
  • Cost of making business in Thailand 
• Property
  • Acquisition of Land (foreign spouse) 
  • Building and land tax
  • Buying a house in Thailand
  • Can foreigners own land in Thailand?
  • Condominiums
  • Due diligence
  • Lease agreement
  • Letter of confirmation
  • Property Law
  • Superficies
  • Title deeds in Thailand
  • Thai house book - Yellow and blue
  • Usufruct contract
    • Usufruct agreements in Thailand
    • How to register a usufruct
    • Thai Law about Usufructs
• Others
  • Labour law
    • Labour Law (General principles and documents)
    • Rights and duties of employer and employee
    • Right and duties during economic crisis (2009) 
    • Minumum wages 
    • Thai labour standard 
    • Forbidden occupations for foreigners
  • Immigration Law
    • Differents links and documents
    • Re-entry permit
    • Importing pets (cat and dogs)
    • Certificate of residence
  • Thai Government websites
  • Law firms in Thailand
  • Civil liability
  • Constitutional Law
  • Consumer Law
  • Courts in Thailand
  • Criminal Law
  • Driving licences
  • Embassies in Bangkok
  • International Law
  • Intellectual Property
  • Lawyers in Thailand
  • Measures in Thailand
  • Power of attorney
  • Thai Embassies and Consulates
• ONLINE SERVICES
  • COMPANY REGISTRATION
  • LAST WILL
  • LEASE
  • PRENUPTIAL AGREEMENT
  • SUPERFICIES
  • SERVITUDE
  • USUFRUCT

• BOI and business in Thailand 
• Civil Court 
• The Constitutional Court 
• Credit card center 
• Department of corrections 
• Department of Intellectual Property 
• Election commission 
• Government Gazette 
• Immigration bureau of Thailand 
• Land department 
• Lawyers' council of Thailand 
• Legal execution department 
• Thai bar 

You can also contact Isaan Lawyers here.