A Client user can be given access to view the pay/bill rate attached to a timesheet when viewing the timesheet in their user portal. To enable this, the assignment entry must be set up correctly. Under the Authorisation tab, the Display to Online Clients check boxes need to be selected as highlighted. If only one option is selected, the user will only be able to view the rate for this side of the timesheet.
With this setting selected, a client user will then be able to see the pay and/or bill rates attached to the timesheet when viewing it in their user portal: