Conversion query

i hav completed itt and ot and i am a ipce student...i want 2 go for conversion ipce registration under direct entry scheme..i will complete my graduation on may 14.. so i wii be able 2 do so or not ???? I hav 2 do itt ot again or not ???? When my articleship will start under direct scheme??? What will be the cost of conversion ???? Please do reply???