What expenses can be added to cost of acquisition?

On every purchase of shares from recognized stock exchange  the following expenses incur

1. Securities transaction tax
2. Stock exchange transaction charge
3. SEBI transaction charge
4. Stamp duty
5. Brokerage
6. Service tax

Out the above 6 charges levied on purchase of shares which all can be added to the purchase cost; for cacculation of Short-term capital gains.

Do not post opinion. Please site statutory source along with your answer.