INVOICE ISSUE

Please check your question you say purchaser is registered in Chennai but do not have place of business in Chennai, if he is doing site work in Bangalore than he may be a casual tax payer and so would be you for Karnataka.

sry sir he do not have place of business in Bangalore

He is a casual tax payer - Casual Taxable Person has been defined in Section 2 (20) of GST Law. It means a means a person who occasionally undertakes transactions involving supply of goods or services or both in the course or furtherance of business, whether as principal, agent or in any other capacity, in a State or a Union territory where he has no fixed place of business.

yes sir. my question is supplier needs to supply goods Bangalore. but debtor is in chennai. to delivery the goods I need to issue tax invoice and e way bill. in way bill and tax invoice is there any option to write shipmemt address separately and billing address separately?? if not how can i issue tax invoice

Yes there can be options like that. Check for the sample invoice format /share_files/gst-invoice-of-goods-in-excel-format-73072