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Actual Overhead Calculation in SAP (Costing Sheet)

Part 3 of the period-end series: how actual overhead calculation applies costing-sheet surcharges to cost objects for indirect costs, with the offsetting credit to a cost center, internal order or business process.

Actual overhead calculation adding a costing-sheet surcharge to a cost object and crediting a cost center

Part 3 of the series → start at the Period-End Closing overview.

Some costs can't be booked straight to a product — think factory administration or procurement effort. Actual overhead calculation allocates those indirect costs to cost objects using surcharges defined in the costing sheet, either as a percentage or a quantity-based rate. You can always preview the result with a test run first.

Actual overhead calculation — a base of direct costs runs through the costing sheet's percentage or quantity rate, debiting overhead to the cost object and crediting the offset object.

What gets posted

The run produces a two-sided posting:

  • Debit — overhead is charged to the cost object (product cost collector, manufacturing order, sales-order item, or general cost object).
  • Credit — an offsetting entry relieves the source. The available offset objects are a cost center, an internal order, or a business process.

The posting uses a G/L account of type secondary cost element — specifically the cost element named in the credit rows of the costing sheet. Actual overhead calculation uses whichever costing sheet is entered on the product cost collector.

Why it matters

Overhead is real money that has to land on products to make per-unit cost meaningful. Doing it through the costing sheet keeps the rates consistent with planning and makes the allocation auditable — base, rate, and credit object are all visible — rather than hidden in a manual journal.

The full series

  1. Template Allocation
  2. Revaluation at Actual Prices
  3. Actual Overhead Calculation — you are here
  4. Calculating Work in Process (WIP)
  5. Variance Calculation
  6. Settlement

Next: Calculating Work in Process (WIP) →