If you receive the STP error code CMN.ATO.AUTH.007 it means that the ATO credential used to make this Single Touch submission does not have sufficient permissions.
To increase your credential permissions please contact the ATO or try the instructions below:
Login to the ATO Access Manager page.
Click on Access and Permissions over to the left.
Click on the blue name link for the desired Single Touch Payroll credential.
Scroll down the following page and ensure that beside Payroll Event Form (under ATO Transactions) the two boxes are ticked to View and Lodge.
Save your changes by clicking Save at the very bottom of the page.
Return to Lightning Payroll and resubmit the pay run through Single Touch using your updated permissions under Pays >> Single Touch>> Submit Payroll to ATO.
Two minutes later, go into the Single Touch Mailbox and it will check for ATO responses regarding your resubmission.