Monthly Bill Series

A consecutive serial number, in one or multiple series,
containing alphabets or numerals or special characters hyphen
or dash and slash symbolised as “-” and “/” respectively, and any
combination thereof, unique for a financial year.

invoice no. length should be 16 digit.

in that case I see the invoice no. is good to upload on GST portal.

@ Mr NITIN SABOO.,

Yes You can.
No more problem ...