Added oh_additional_withholding field to l10n_us_oh_hr_payroll.

l10n_us_oh_hr_payroll/hr_payroll.py

@@ -5,6 +5,7 @@ class USOHHrContract(models.Model):
     _inherit = 'hr.contract'
 
     oh_income_allowances = fields.Integer(string='Ohio Income Allowances', default=0)
+    oh_additional_withholding = fields.Float(string="Additional Withholding", default=0.0)
 
     @api.multi
     def oh_unemp_rate(self, year):

l10n_us_oh_hr_payroll/hr_payroll_view.xml

@@ -26,6 +26,7 @@
                 <xpath expr="//group[@name='state_filing']" position="inside">
                     <group string="Ohio" name="oh">
                         <field name="oh_income_allowances" string="Allowances"/>
+                        <field name="oh_additional_withholding" string="Additional Withholding"/>
                     </group>
                 </xpath>
             </data>