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If set to Profit Centre, then transfer costing is applied if the profit centre of the person is different from the profit centre of the job on the timesheet line.
If set to Group* (or is not specified), then transfer costing is applied if transfer costing group of the profit centre of the person is different from the transfer costing group of the profit centre of the job on the timesheet line. The Transfer Costing Group is an attribute specified on the profit centre.
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If by rate, the specified cost rate from the time code line will be used, and take precedence over the employee class tranfer transfer cost rate.
As is the case generally with time codes, if there is more than one time code line that matches, then the most specific one is applied.
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Note that transfer costing is totally optional. It will not be applied if there is no Transfer Cost Rate specified, or if the cost basis is by group, and there are no transfer costing groups specified on the profit centres involved. Also, if transfer costing is applied for time, it now takes precedence over EBA costing.
*The Branch option that was available in the MDE (Workbench legacy desktop application) has been replaced with 'Group', which uses a new attribute on profit centres called the Transfer Costing Group.