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suite/l10n_us_hr_payroll/models/state/oh_ohio.py
Jared Kipe 3ec63381b2 IMP l10n_us_hr_payroll Refactor to simply tax exempt deductions.
Additionally, it is possible (from testing on other databases) to have contracts without an employee, resulting in a failed migration.  Avoid this by filtering for employees on the contract and log if something (maybe a record rule) prevents you from seeing it instead of failing the migration itself.
2020-01-10 06:34:15 -08:00

47 lines
1.8 KiB
Python

# Part of Hibou Suite Professional. See LICENSE_PROFESSIONAL file for full copyright and licensing details.
from .general import _state_applies
def oh_ohio_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 = 'OH'
if not _state_applies(payslip, state_code):
return 0.0, 0.0
if payslip.dict.contract_id.us_payroll_config_value('state_income_tax_exempt'):
return 0.0, 0.0
# Determine Wage
wage = categories.GROSS + categories.DED_FIT_EXEMPT
pay_periods = payslip.dict.get_pay_periods_in_year()
additional = payslip.dict.contract_id.us_payroll_config_value('state_income_tax_additional_withholding')
exemptions = payslip.dict.contract_id.us_payroll_config_value('oh_it4_sit_exemptions')
exemption_rate = payslip.dict.rule_parameter('us_oh_sit_exemption_rate')
withholding_rate = payslip.dict.rule_parameter('us_oh_sit_rate')
multiplier_rate = payslip.dict.rule_parameter('us_oh_sit_multiplier')
if wage == 0.0:
return 0.0, 0.0
taxable_wage = (wage * pay_periods) - (exemption_rate * (exemptions or 0))
withholding = 0.0
if taxable_wage > 0.0:
prior_wage_cap = 0.0
for row in withholding_rate:
wage_cap, base, rate = row
wage_cap = float(wage_cap) # e.g. 'inf'
if taxable_wage < wage_cap:
withholding = base + (rate * (taxable_wage - prior_wage_cap))
break
prior_wage_cap = wage_cap
# Normalize to pay periods
withholding /= pay_periods
withholding *= multiplier_rate
withholding += additional
return wage, -((withholding / wage) * 100.0)