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63 lines
2.2 KiB
Python
63 lines
2.2 KiB
Python
# Part of Hibou Suite Professional. See LICENSE_PROFESSIONAL file for full copyright and licensing details.
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from .general import _state_applies, sit_wage
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def me_maine_state_income_withholding(payslip, categories, worked_days, inputs):
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"""
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Returns SIT eligible wage and rate.
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WAGE = GROSS + DED_FIT_EXEMPT
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:return: result, result_rate (wage, percent)
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"""
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state_code = 'ME'
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if not _state_applies(payslip, state_code):
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return 0.0, 0.0
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# Determine Wage
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wage = sit_wage(payslip, categories)
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if not wage:
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return 0.0, 0.0
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filing_status = payslip.contract_id.us_payroll_config_value('me_w4me_sit_filing_status')
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if not filing_status:
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return 0.0, 0.0
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exempt = payslip.contract_id.us_payroll_config_value('state_income_tax_exempt')
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if exempt:
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return 0.0, 0.0
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pay_periods = payslip.dict.get_pay_periods_in_year()
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additional = payslip.contract_id.us_payroll_config_value('state_income_tax_additional_withholding')
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allowances = payslip.contract_id.us_payroll_config_value('me_w4me_sit_allowances')
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tax_rate = payslip.rule_parameter('us_me_sit_tax_rate')[filing_status]
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personal_exemption = payslip.rule_parameter('us_me_sit_personal_exemption_rate')
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standard_deduction = payslip.rule_parameter('us_me_sit_standard_deduction_rate')[filing_status]
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taxable_income = wage * pay_periods
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exemption_amt = allowances * personal_exemption
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last = 0.0
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standard_deduction_amt = 0.0
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for row in standard_deduction:
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amt, flat_amt = row
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if taxable_income < 82900:
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standard_deduction_amt = flat_amt
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break
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elif taxable_income < amt:
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standard_deduction_amt = last * (amt - taxable_income) / flat_amt
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break
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last = flat_amt
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annual_income = taxable_income - (exemption_amt + standard_deduction_amt)
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withholding = 0.0
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for row in tax_rate:
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amt, flat_fee, rate = row
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if annual_income < float(amt):
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withholding = ((annual_income - last) * (rate / 100)) + flat_fee
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break
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last = amt
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withholding = max(withholding, 0.0)
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withholding = round(withholding / pay_periods)
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withholding += additional
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return wage, -((withholding / wage) * 100.0)
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