Service PO Invoice - How to Create and Submit an Invoice in the Supplier Portal

Sep 21, 2026

Upload by Aurelia

Step-by-step instructions for creating and submitting a Service PO Invoice in a Supplier Portal. The process covers logging in, navigating to Self Service Invoice, creating a new invoice, attaching a PDF file, entering the Invoice ID, and copying the relevant purchase order. It explains how to search for and select the correct PO, fill line quantities and placeholder amounts, set unit line amounts, apply tax per line when required, add shipping/freight and sales tax, write compliant line comments (minimum 38 characters), add any additional lines from the same PO, and submit the invoice.

LanguageEnglish

CategoryInvoices

FormatPDF

Pages8

Reading Time3 min

AccessFree to download

Steps to Create the Invoice

Upload attachments and enter invoice details

Select the purchase order and add invoice lines

Apply tax/freight and submit

Service PO Invoice 1. Log into the Supplier Portal 2. Click Invoices and Payments 3. Click Self Service Invoice 4. Click Create a new invoice 5. Add attachments a. Click Attachments b. Click Add Attachments c. Click My Device d. Select the ﬁle i. Click Open 1. The ﬁle should be pdf e. Click upload once you see the ﬁle in the box 6. Click done 7. Click done a. Attachments should have a number in the parentheses 8. Enter the Invoice ID 9. Click Next 10. Click Copy Purchase Order 11. Click the magnify glass if you can’t see your purchase order 12. Click the arrow by Search Criteria 13. Enter the PO in the Order Number ﬁeld 14. Click Search 15. Click the PO 16. Click Search 17. Click the PO a. If the PO is not available, please email [esupplier@entergy.com](esupplier@entergy.com) stating the PO is not available in the Supplier Portal and provide the PO number and yourusername for the Supplier Portal 18. Check the box to the left of Line 1 a. The quantity will always be 1 and the amount 0.01 i. 0.01 is just a placeholder and NOT the amount of the purchase order 19. Click “Done” 20. Click the line 21. Enter the amount of the invoice minus any freight or tax on the unit price ﬁeld 22. Click the “Apply Tax” if tax is applicable to that line a. If this is selected, a tax amount must be entered in the Settlement Info section of the invoice 23. Enter comments, which is a description of what the line is paying for. a. The comments must be at least non-blank 38 characters 24. Click “Done” 25. If additional line is needed, repeat steps 10-24 a. It must be the same PO, you CANNOT have an invoice with two diƯerent purchase orders 26. Click “Next” 27. Enter Tax in “Sales Tax” if applicable a. If an amount is entered in this ﬁeld, at least one line must be selected for“Apply Tax” 28. Enter Freight in “Shipping Amount” if applicable 29. Click “Submit” 30. Click “OK”on the below pop-up box a. There is not an issue with the invoice when this comes up, this is just a reminder the invoice cannot be edited once you click OK

FAQs

What file type is required for the invoice attachments?

Attachments must be a PDF file. Upload the selected file once it appears in the box, then click done.

How do you ensure the invoice matches the correct purchase order?

Copy the purchase order and search using the PO number in the Order Number field. Select the correct PO and only use one purchase order for the entire invoice (additional lines must come from the same PO).

When should tax be applied, and what information is required?

Use Apply Tax on the applicable line when tax applies. If Apply Tax is selected, a tax amount must be entered in the Settlement Info section for that invoice line.

Sep 21, 2026

Upload by Aurelia