Electricity Market Law (No. 6446) introducing tax deductions for renewables
For the electricity generation facilities which are based on renewal energy sources under the Law no. 5346 and are to be put into operation until 31/12/2020, including those in operation as of the day of publication of this Law, [...], eighty-five percent deduction shall be applicable to the values of investment and permits in the first ten years of their operating period, rent, easement and utilization right, as of the date of permit granted by the authority.
This law was amended on July 28, 2020 by the Regulation on the amendments of the electricity market license regulation, notably to update licensing rules regarding power plants switching from coal to geothermal.