Accordingly, transfer price stated in the transfer contract and in the tax declaration form shall not less than the price regulated by Provincial People's Committee or price used for counting registration fee regulated by provincial People's Committee at the effective time of the transfer contract.
Tax payer must submit documents proving the purchase price and related deductible expenses. In absence of the said document, tax rate of 2% of transfer price will be applied. If the declared transfer price is less than the price regulated by Provincial People's Committee, 2% of regulated price will be applied.
111/2013/TT-BTC - Guidelines on PIT declaration and payment (applicable from October 1st, 2013)