Land and Building Tax in Chiang Mai 2026 — What Every Property Owner Must Know

Land and Building Tax in Chiang Mai 2026 — What Every Property Owner Must Know

The Land and Building Tax (LBT) has been in effect since 2020, replacing the old local development tax and house and land tax systems. This article explains everything property owners in Chiang Mai need to know.

Who Must Pay the Land and Building Tax?

Liable parties include
- Land owners
- Building owners
- Condominium unit owners
- Those using or occupying government-owned land

Tax Rates by Property Type 2026

Primary residential (owner-occupied home)
Taxable value 0-50 million THB: 0.02%
Taxable value 50-75 million THB: 0.03%
Taxable value 75-100 million THB: 0.05%
Taxable value over 100 million THB: 0.10%

Example: House with taxable value of THB 3,000,000
Tax: 3,000,000 x 0.02% = THB 600 per year

Agricultural land
Rate: 0.01-0.10% (maximum 0.15%)

Commercial and industrial use
Rate: 0.30-0.70% (maximum 1.20%)

Vacant unused land
Rate: 0.30-0.70% — increases every 3 years of non-use, up to a maximum of 3%

Tax Exemptions

Primary residence
- Owner's name in house registration and owner actually resides there
- Taxable value not exceeding THB 50 million
- Full tax exemption applies

Payment Process

January-February: Local authority sends tax assessment to property owners
March-April: Owners can review and appeal
April: Pay tax by end of April
After 30 April: Surcharges begin

Late Payment Penalties

- Surcharge: 40% of outstanding tax
- Additional charge: 1% per month (compounding)
- Maximum: No more than 2x the outstanding tax amount

What Rental Property Owners Must Know

If you rent out property in Chiang Mai
- Rental property is classified as commercial use
- Tax rate is higher than for residential use
- Correctly declaring the usage type is essential

Example: Condo with taxable value THB 3,000,000 for rent
Commercial tax rate 0.30%
Tax: THB 3,000,000 x 0.30% = THB 9,000 per year

Tax Consultation from More Property CM

We offer free land and building tax consultation for property owners who manage their assets through us.

MORE Value. MORE Trust. Always.
Contact us today for a free consultation:
Line: @morecm | www.morepropertycm.co.th
Aurakanya: +66 83-236-9428
Eknarin: +66 96-236-9745