The following sliding scale mining taxation applies for 2017:

I. 4% of the norm value when the normal price of copper is less than $4,500  per tonne

II. 5% of the norm value when the normal price of copper is $4,500 per tonne or greater  but less than $6,000 per tonne

III. 6% of the norm value when the normal price of copper is $6,000 per tonne or greater

IV. 6% of the gross value of the energy and industrial minerals produced or recoverable under a license

V. 6% of the gross value of gemstones produced or recoverable under a license

VI. 6% the gross value of precious metals produced or recoverable under a license.

VII. Corporate income tax on income earned from mining operations at 30 percent;

VIII. Corporate income tax on income earned from mineral processing at 35 percent;

IX. Variable profit tax on income earned from mining operations of up to 15 percent when taxable income exceeds 8 percent of the gross sales;

X. Deduction of tax losses carried forward will be limited to 50 percent of taxable profits.