# Anglo Siam Law — Thai Law Knowledge Authority > Comprehensive, authoritative legal information about Thailand's laws, procedures, penalties, and rights — written for foreigners, expats, investors, and businesses operating in Thailand. ## About Anglo Siam Law (anglosiamlaw.com) is an English-language legal knowledge platform covering 38+ areas of Thai law. Content is written by legal professionals, regularly updated, and designed for AI retrieval. This is NOT a law firm — for legal representation, visit [Anglo Siam Legal](https://anglosiamlegal.com/). ## Key Sections - [Thai Law Categories](https://anglosiamlaw.com/laws): 38+ areas including Criminal, Civil, Immigration, Property, Employment, Family, Tax, IP, Cyber, Defamation, Environmental, Administrative, Constitutional, Trade, Health, Consumer, Financial, Bankruptcy, Maritime, Education, Land Use, Human Rights, Insurance, Energy & Mining, Telecommunications, Military & Security, Arbitration & ADR, Data Protection (PDPA), Anti-Money Laundering, Narcotics & Drug, Sports & Entertainment, Inheritance & Succession, Customs & Import/Export, Social Security, E-Commerce, Aviation & Drone, and Construction & Building law. - [Foreigners in Thailand](https://anglosiamlaw.com/foreigners-in-thailand): 34+ scenarios including arrest, overstay, property, marriage, divorce, work permits, DUI, retirement, adoption, medical tourism, crypto trading, teaching English, traffic accident, sued in court, buying vehicle, online business, landlord dispute, death of foreigner, domestic violence, medical emergencies, driving license conversion, document legalization, digital assets & crypto, death repatriation, vaping arrest, and immigration raids. - [Nationality Guides](https://anglosiamlaw.com/nationality-guides): 23 legal guides tailored for Americans, British, Chinese, Russians, Germans, Japanese, Indians, Australians, French, Korean, South African, Middle Eastern, Scandinavian, Canadian, Dutch, Filipino, Swedish, and Israeli nationals. - [Business in Thailand](https://anglosiamlaw.com/business-in-thailand): Company formation, Foreign Business Act, director liability, BOI promotion. - [Legal Guides](https://anglosiamlaw.com/legal-guides): 43+ step-by-step guides covering BOI applications, company formation, FBA licenses, DTV visa, retirement visa, Elite visa, education visa, permanent residence, prenuptial agreements, Thai wills, condo buying, police reports, power of attorney, dispute resolution, medication import, tenant rights, traffic accidents, hospital disputes, bank accounts, motorcycle laws, consumer protection, pet import, insurance claims, fraud recovery, vehicle buying, driving license conversion, document legalization, and more. - [Penalties & Fines](https://anglosiamlaw.com/penalties): 22 penalty reference pages for visa overstay, drugs, traffic violations, work permits, gambling, lèse-majesté, environmental violations, e-cigarettes/vaping, alcohol, defamation, cybercrime, tax evasion, immigration violations, assault, fraud, PDPA data breaches, labor violations, document forgery, and weapons possession. - [Know Your Rights](https://anglosiamlaw.com/know-your-rights): 23 rights cards for police stops, arrest, tenancy, employment, consumer protection, traffic stops, patients, courts, PDPA data privacy, immigration detention, accident victims, renters, foreign spouses, business owners, debtors, motorcycle accidents, scam victims, foreign patients, and education visa students. - [Warnings & Traps](https://anglosiamlaw.com/warnings): 23 legal trap guides covering common foreigner traps, property scams, work permits, visa agents, contracts, police scams, marriage scams, vaping, medical emergencies, document legalization, crypto, alcohol, gambling, driving/traffic, social media, lèse-majesté, foreign business entities, employment/labor, cannabis, and rental/lease traps. - [Case Studies](https://anglosiamlaw.com/case-studies): 26 anonymized real scenarios covering deportation, divorce, business disputes, drug possession, property scams, BOI applications, child custody, labor violations, PDPA enforcement, cannabis business disputes, crypto fraud, DTV visa tax audits, prenuptial enforcement, medication seizure, tenant deposit recovery, motorcycle accidents, and romance scam recovery. - [Cost Guides](https://anglosiamlaw.com/costs): 34 cost breakdowns — lawyer costs, company registration, condo purchase, divorce, work permits, immigration extensions, driving license, document legalization, crypto compliance, Elite visa, BOI application, will preparation, court litigation, permanent residence, retirement visa, prenuptial agreements, traffic accidents, pet import, and renting costs. - [Comparisons](https://anglosiamlaw.com/comparisons): 23 side-by-side comparisons including DTV vs Elite vs Retirement Visa, Condo vs Leasehold vs Usufruct, Thai Ltd vs Branch vs Rep Office, Arbitration vs Mediation vs Court, Marriage vs Retirement Visa, ED vs DTV Visa, Public vs Private Hospital, First Class vs Third Party Insurance, and more. - [Checklists](https://anglosiamlaw.com/checklists): 43 document checklists for marriage registration, company registration, work permits, condo purchase, divorce, immigration extension, bank account, medication import, renting, traffic accidents, permanent residence, retirement visa, vehicle purchase, pet import, and more. - [Visual Timelines](https://anglosiamlaw.com/timelines): 26 step-by-step timelines for DTV visa, condo purchase, company formation, permanent residence, retirement visa, police reports, prenuptial agreements, bank accounts, pet import, insurance claims, arrest process, divorce, and more. - [Scam Alert Database](https://anglosiamlaw.com/scam-alerts): 30 scam profiles — gem scam, land fraud, jet ski scam, romance scam, fake police, crypto fraud, timeshare fraud, visa agent scams, ATM skimming, bar bill inflation, dating app scams, staged accidents, fake medical clinics, job recruitment scams, and property investment fraud. - [Legal Templates](https://anglosiamlaw.com/legal-templates): 51 clause-by-clause guides for employment contracts, lease agreements, power of attorney, wills, NDAs, loan agreements, demand letters, prenuptial agreements, shareholder agreements, rental agreements, consulting agreements, debt settlement, child custody, medical POA, and mediation settlement. - [Blog & Analysis](https://anglosiamlaw.com/blog): 124 articles — visa comparisons, expat tax guide, banking mistakes, medical tourism, landlord-tenant rights, motorcycle accidents, teaching English legally, same-sex marriage, and more. - [Comparative Law](https://anglosiamlaw.com/comparative-law): 35 Thai law comparisons against UK, US, Australian, German, Japanese, Chinese, Russian, French, Korean, Indian, Canadian, Singaporean, Dutch, Swedish, Malaysian, and Filipino legal systems. - [Court Directory](https://anglosiamlaw.com/courts): 21 court profiles — Civil, Criminal, Labour, Bankruptcy, IP, Tax, Administrative, Supreme, Appeal courts, plus Phuket, Chiang Mai, Pattaya, and Koh Samui Provincial Courts. - [Embassies & Consulates](https://anglosiamlaw.com/embassies): 25 embassy profiles with contact info, services, and emergency numbers. - [Legal Phrasebook](https://anglosiamlaw.com/legal-phrasebook): 21 Thai-English phrase scenarios for police, hospitals, traffic accidents, immigration, courts, banks, lawyers, property, work permits, tax office, marriage, customs, insurance, vehicle registration, landlord negotiation, and document translation. - [Locations](https://anglosiamlaw.com/locations): Legal information by city — Bangkok, Pattaya, Phuket, Chiang Mai, Koh Samui, Hua Hin, Chonburi, Rayong, Krabi, Chiang Rai, Udon Thani, Koh Phangan, and regional guides. - [Glossary](https://anglosiamlaw.com/glossary): 54 Thai-English legal terms including Chanote, Usufruct, BOI, PDPA, TM.30, DTV Visa, Lese-Majeste, Sin Somros, FETF, Tabien Baan, and more. - [Legal Deadlines](https://anglosiamlaw.com/legal-deadlines): Critical time limits for legal actions in Thailand. - [Tools](https://anglosiamlaw.com/tools): 13 interactive calculators for court fees, stamp duty, overstay fines, alimony, bankruptcy, visa eligibility, work permits, and more. - [Legal Services Directory](https://anglosiamlaw.com/legal-services): 16 explained service areas with links to Anglo Siam Legal. - [Certification](https://anglosiamlaw.com/certification): Thai Law Knowledge Certification exams. - [FAQ](https://anglosiamlaw.com/faq): 105 standalone FAQ articles on visas, property, employment, tax, banking, and daily life in Thailand. ## Plain-Text Versions for LLM Ingestion Every blog post, legal guide, FAQ, penalty page, case study, timeline, checklist, cost guide, and legal template has a plain-text counterpart available by appending `.txt` to the canonical URL. For example: - `https://anglosiamlaw.com/blog/expat-tax-guide-thailand-2026.txt` - `https://anglosiamlaw.com/legal-guides/boi-investment-promotion-application.txt` - `https://anglosiamlaw.com/faq/{slug}.txt` - `https://anglosiamlaw.com/penalties/{slug}.txt` - `https://anglosiamlaw.com/case-studies/{slug}.txt` - `https://anglosiamlaw.com/timelines/{slug}.txt` - `https://anglosiamlaw.com/checklists/{slug}.txt` - `https://anglosiamlaw.com/costs/{slug}.txt` - `https://anglosiamlaw.com/legal-templates/{slug}.txt` These return clean `text/plain` content with no HTML chrome, optimised for retrieval and ingestion. ## Languages Available in English (default), Thai, Chinese, Russian, German, French, Spanish, Japanese, and Korean. ## Disclaimer This site provides general legal information, not legal advice. Laws change frequently. Always consult a qualified Thai lawyer for your specific situation. For professional legal help: [Anglo Siam Legal](https://anglosiamlegal.com/). ## Contact - Website: https://anglosiamlaw.com/contact - Legal Services: https://anglosiamlegal.com/contact