1. Ordinary and necessary expenses. However, the deductible amount of the following expenses is allowed at a special rate:
200% deduction of Research and Development expense,
200% deduction of job training expense,
200% deduction of expenditure on the provision of equipment for the disabled;
2. Interest, except interest on capital reserves or funds of the company;
3. Taxes, except for Corporate Income Tax and Value Added Tax paid to the Thai government;
4. Net losses carried forward from the last five accounting periods;
5. Bad debts;
6. Wear and tear;
7. Donations of up to 2% of net profits;
8. Provident fund contributions;
9. Entertainment expenses up to 0.3% of gross receipt but not exceeding 10 million baht;
10. Further tax deduction for donations made to public education institutions, and also for any expenses used for the maintenance of public parks, public playgrounds, and/or sports grounds;
11. Depreciation