Create reason codes for write-offs /visma-net-erp/help/customer-ledger/manage-credit-policy/write-off-methods/create-reason-codes-for-write-offs section 2026-02-19T17:09:06+01:00 # Create reason codes for write-offs ## Before you start In the [Reason codes (CS211000)](/visma-net-erp/help/inventory/inventory-windows/reason-codes-cs211000/) window you can create reason codes for **Balance write-offs** and **Credit write-offs**. These are used in the [Write-off balances and credits (AR505000)](/visma-net-erp/help/customer-ledger/customer-ledger-windows/write-off-balances-and-credits-ar505000/) and [Process bank transactions (CA306000)](/visma-net-erp/help/cash-management/cash-management-windows/process-bank-transactions-ca306000/) windows. > [!NOTE] > Reason codes are mandatory for performing write-offs on your invoices or credit notes > [!NOTE] > Reason codes are also used for stocktaking reviews. The default code for a stocktaking review is **4**. 1. Go to the [Reason codes (CS211000)](/visma-net-erp/help/inventory/inventory-windows/reason-codes-cs211000/) window. 1. Click ![icon-add](/media/visma-net-erp/icon-add.png). 1. In the **Reason code** field, click ![icon-select](/media/visma-net-erp/icon-select.jpg) to see how many reason codes already exist: use the next available number for your new reason code. 1. In the ![icon-select](/media/visma-net-erp/icon-select.jpg) -field, fill in the number of your new reason code. 1. In the **Description** field, enter the reason for your write-off. 1. In the **Usage** field select one of the following: 1. **Balance write-off** - to write-off an underpayment. or 1. **Credit write-off** - to write-off an overpayment. 1. In the **Account** field, click ![icon-select](/media/visma-net-erp/icon-select.jpg) to select the account the reason code will affect. 1. In the **Subaccount** field, enter the subaccount the reason code will affect. 1. Click ![icon-save](/media/visma-net-erp/icon-save.png).

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