/visma-net-erp/help/general-ledger/manage-subaccounts/add-a-subaccount section 2026-02-19T17:09:06+01:00 # Add a subaccount ## Before you proceed 1. In the [Segment keys (CS202000)](/visma-net-erp/help/common-settings/common-settings-windows/segment-keys-cs202000/) window, be sure the structure of the subaccount has been configured. 1. Review the meanings of the subaccount segment values in your organisation. You define valid values by using the [Segment keys (CS202000)](/visma-net-erp/help/common-settings/common-settings-windows/segment-keys-cs202000/) window for segments requiring validation. 1. Got to the [Subaccounts (GL203000)](/visma-net-erp/help/general-ledger/general-ledger-windows/subaccounts-gl203000/) window. 1. In the table toolbar, click  to append a blank row to the table. The input mask for subaccounts is shown in the **Subaccount** column for the new row. 1. Create the subaccount segment by segment by using one of the following methods, depending on whether the **Validate** check box is selected for the segment in the [Segment keys (CS202000)](/visma-net-erp/help/common-settings/common-settings-windows/segment-keys-cs202000/) window: + If the **Validate** option is selected, select the segment value from the list of predefined values. + If the option is not selected, type a value for the segment. Only the number of characters and the type of string (specified in the **Edit mask** field in the [Segment keys (CS202000)](/visma-net-erp/help/common-settings/common-settings-windows/segment-keys-cs202000/) window) will be validated. 1. Make sure the **Active** check box is selected for the subaccount. 1. Optional: In the **Description** column, briefly describe the subaccount. 1. Click **** in the window toolbar.