The rate of interest is from 3% to 5%, and both principal and interest are payable in silver.
The various special dues payable on vakuf form too long a list to be inserted; the highest is 30 per mille.
Two categories of rent, fixed and proportional, are payable to the state by mineowners.
A proportion of the sums payable in return for concessions of land in municipal cemeteries.
In the case of proposed drainage improvements, notice in writing must be given to the landlord, who may then execute the improvements himself and charge the tenant with interest not exceeding 5% per annum on the outlay, or such annual instalments, payable for a period of twenty-five years, and recoverable as rent, as will repay the outlay, with interest at the rate of 3% a year.