# Do I need a developer to modify mappings?

Source: https://developer.avalara.com/products/e-invoicing/integration-guides/elr/jeh9206551478939/

Guide: E-Invoicing and Live Reporting

# Do I need a developer to modify mappings?

No. One of the core strengths of the ELR integration is that users can customize mappings without writing code.

Business or functional users can change the UI, avoiding development cycles.

**Parent topic:** [Q-and-A for ELR](/elr/lbp6527542929684/)