invoice under composition

composition delar has to issue Bill of Supply  .As per  rule 49 of CGST rules 2017 . Fromat  for bill of  supply  given bellow . 

He must  mention on the bill of supply" composition  Taxable person not eligiable to collect tax on supply "

1) Name and address  ,  GSTN no of supplier

2) A consecutive serial  number not exceeding 16  characters , in one or multiple series , containing alphabets or numbers or special characters-hyphen or dash and slash symbilised as "_"  "/" respectively , and any combination thereof , unique for the financial year 

3) Date of issue 

4) Name , address , GSTN no of  recipient if  he is registered .

5) HSN/SAC  code 

6) Discripttion of the Goods

7)value of supply taking in to account discount 

8) Signature  or digital signature 

You have record all sales  Invoice in books .

you must  keep other record  such as purchase invoice ,payment , receipt , credit note ,  debit note , delivery challan , stock , Out put tax payable , Advance payment , Godown , transporter , etc .