My frn self employed with own business between rm3.5k to rm5k income will go into his bank. Not yet deduct car loan and buy stock. Will The tax charge the total income?

Or 3.5k to rm5k - rm500(myvi) - rm1k(stocks) = rm2k to rm3.5k chargable tax?

I want to declair my income tax (purpose is to borrow mortgage loan)
Im sole proprietor and my business running from last year.. what should i do huh? I do keep all the business expenses receipt and all transaction..

Any accountant pls pm me??