All expenses wholly or exclusively incurred in the production of taxable income are allowable as deductions for tax expenses.
These deductions include:
i.Interest on borrowed money used in acquiring income;
ii.Rent on land and buildings used in trade or business;
iii.Costs of repair or premises, plant and machinery;
iv.Bad debts and specific doubtful debts, with any subsequent recovery being treated as income when received;
v.Employers’ contributions to approved pensions or provident funds;
vi.Zakat, fitrah or any religious dues, payment of which is made under any written law
- See more at: http://www.mof.gov.bn/index.php/type-of-taxes/income-tax#sthash.6Lysup5k.dpuf