from odoo import models, fields class USMTHrContract(models.Model): _inherit = 'hr.contract' mt_mw4_exemptions = fields.Integer(string='Montana MW-4 Exemptions', default=0, help='Box G') mt_mw4_additional_withholding = fields.Float(string="Montana MW-4 Additional Withholding", default=0.0, help='Box H') mt_mw4_exempt = fields.Selection([ ('', 'Not Exempt'), ('tribe', 'Registered Tribe'), ('reserve', 'Reserve or National Guard'), ('north_dakota', 'North Dakota'), ('montana_for_marriage', 'Montana for Marriage'), ], string='Exemption from Montana Withholding', default='', help='Section 2')