> For the complete documentation index, see [llms.txt](https://docs.greytrix.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.greytrix.com/gumu-tailored-solution-integration/gumu-sage-intacct-checkbook-integration/pre-requisites/sage-intacct/checkbook-application-permission.md).

# Checkbook Application Permission

***Why this is needed?***\
Grant access to Checkbook application to web service user and other Sage Intacct login users requiring access to Checkbook application. Web service user must have permission to all modules.

***Important note***\
This is mandatory Setting.