Accounitng Treatment of Service tax

Here ia a sincere attempt to draw the accounting entries of Service tax. Please comment 

For Input Service ( At the time of credit to party)

Expense Ac Dr                         

CEnvat Credit Recievable Ac Dr

            To Party 

(At the time of Payment)

Party Dr

     to Bank

and

Cenvat Credit Utilisation Ac Dr

         To Cenvat Credit Recievable Ac

Now for output Service

Party Dr

     To Income

      To Service tax Output Not Due Ac

At the time of recieving of Payment

Bank Ac  Dr

       To Party

and

Service tax outpur not due Dr

      To Service tax Output Payable

At The Time of payment of Service tax

Service tax Output payable Dr

     To Cenvat credit utilisation Ac

     To Bank