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Department of Accounts Payable (AP)

The Department of Accounts Payable (AP) manages all payments and disbursements made by the City, excluding payroll and debt management. Our team works closely with agency fiscal offices to ensure that vendors are paid on time.

Invoice Submission via Workday

All suppliers must submit invoices through Workday. When using Workday’s Supplier Self-Service Portal, be sure to select the correct purchase order from the drop-down menu before attaching your invoice.

Helpful Resources

I work for a City Agency, where can I learn more about Workday?

For training videos, job aids, and reference materials to assist with navigating Workday, please visit the Workday Supplier Accounts Resources site.

Prospective Suppliers

Prospective Suppliers must submit a Taxpayer Identification Number, Contact Information, Business Information, and a current signed and dated W-9 form that must be electronically attached to your registration. Visit: https://wd1.myworkdaysite.com/supplier/baltimorecity/SupplierSite.

Active Suppliers

For information regarding the City’s supplier requirements, and instructions on navigating the Supplier Self Service Portal, please visit the Bureau of Procurement’s Frequently Asked Questions.

Check Payment Status

Please view All Apps, then Invoices and Payments, then Most Recent Payments to view the most recent payments.

Workday Job Kits

Supplier Self-Service Portal Overview

Self-Service Portal Basic Navigation

For all other pdf and video trainings, please visit the Bureau of Procurement’s Supplier Training site.

Changing Supplier Banking Information

Workday JobAid

Need Help with Workday/

Use our supplier inquiry form!