Files
suite/l10n_us_hr_payroll/models/state/il_illinois.py

36 lines
1.5 KiB
Python

# Part of Hibou Suite Professional. See LICENSE_PROFESSIONAL file for full copyright and licensing details.
from .general import _state_applies, sit_wage
def il_illinois_state_income_withholding(payslip, categories, worked_days, inputs):
"""
Returns SIT eligible wage and rate.
WAGE = GROSS + DED_FIT_EXEMPT
:return: result, result_rate (wage, percent)
"""
state_code = 'IL'
if not _state_applies(payslip, state_code):
return 0.0, 0.0
# Determine Wage
wage = sit_wage(payslip, categories)
if not wage:
return 0.0, 0.0
pay_periods = payslip.dict.get_pay_periods_in_year()
additional = payslip.contract_id.us_payroll_config_value('state_income_tax_additional_withholding')
basic_allowances_rate = payslip.rule_parameter('us_il_sit_basic_allowances_rate')
additional_allowances_rate = payslip.rule_parameter('us_il_sit_additional_allowances_rate')
basic_allowances = payslip.contract_id.us_payroll_config_value('il_w4_sit_basic_allowances')
additional_allowances = payslip.contract_id.us_payroll_config_value('il_w4_sit_additional_allowances')
rate = 4.95 / 100.0
withholding = rate * (wage - (((basic_allowances * basic_allowances_rate) + (additional_allowances *
additional_allowances_rate)) / pay_periods))
if withholding < 0.0:
withholding = 0.0
withholding += additional
return wage, -((withholding / wage) * 100.0)