public override void OnCustomerLoadComplete(object sender, CustomerEventArgs e) { if (PlugInManager.IsModelMappedForPlugIn(e.Customer.Model.Id, this.Id)) { var customer = e.Customer; // Hide all accounts under class: 'Income Expenses' foreach (Account acct in customer.Accounts.AccountsWithClass(C.IncomeExpenses)) { acct.Hidden = true; } } }