from odoo import models, fields, api class USARHrContract(models.Model): _inherit = 'hr.contract' ar_w4_allowances = fields.Integer(string='Arkansas W-4 allowances', default=0) ar_w4_additional_wh = fields.Float(string="Arkansas Additional Withholding", default=0.0) ar_w4_tax_exempt = fields.Boolean(string="Tax Exempt") ar_w4_texarkana_exemption = fields.Boolean(string="Texarkana Exemption")