How to start Invoice No from 1

You do not need to start invoice no from 1 for GST billing. You have to maintain continuous billing and missing nos. have to be reported as cancelled no. Maximum characters can be 16 in invoice no. but you do not need to increase digit/character in your invoice no, It is okay to have less digits or smaller invoice no.

You may close financial year and start invoice no from 1 but that will lead into new problems like breakup of account statement, outstanding, trial balance and trading account.

You can use different series in Unisolve such as Wholesale Invoice/ Distribution Invoice/ III type (Packing Slip->Invoice) or Transfer Out series. You have option of multiple principals as well and you may continue to use them.

You can use different character in invoicing series in Cross and you may continue to use multiple series as earlier if you need so.

SO NO NEED TO START INVOICE NO FROM 1 FOR GST BILLING.