top of page


Closing the Fiscal Year in Thailand: What Companies Need to Prepare
For most Thai companies the fiscal year ends on 31 December, starting a sequence of audit, AGM and filing deadlines. This article explains what to prepare and when.

KLAY Consulting
7 days ago4 min read


PND 51 in Thailand: A Practical Guide to the Half-Year Corporate Income Tax Return
A practical guide to PND 51, Thailand's half-year corporate income tax return: who must file, how to calculate the estimate, the 2026 deadlines, and how to avoid the 20% underestimation surcharge.

KLAY Consulting
Aug 144 min read
bottom of page
