Canadian Tuition Tax Credit Calculator

tuition-tax-credit-calculator.py

# Define a function that takes a province code and returns the provincial tax rate
def get_provincial_tax_rate(province):
    # A dictionary mapping province codes to provincial tax rates
    provincial_tax_rates = {
        'AB': 10.0,
        'BC': 5.06,
        'MB': 10.8,
        'NB': 9.68,
        'NL': 8.7,
        'NT': 5.9,
        'NS': 8.79,
        'NU': 4.0,
        'ON': 5.05,
        'PE': 9.8,
        'QC': 15.0,
        'SK': 10.5,
        'YT': 6.4
    }
    # Return the provincial tax rate corresponding to the given province code, or None if the code is invalid
    return provincial_tax_rates.get(province.upper(), None)

# Define a function that takes a province code and tuition fees paid, and returns the federal and provincial tax credits, the total tax credit, and the net tuition cost
def calculate_tuition_tax_credits(province, tuition_fees):
    # The federal tax rate is fixed at 15%
    federal_tax_rate = 15.0
    # Get the provincial tax rate corresponding to the given province code
    provincial_tax_rate = get_provincial_tax_rate(province)
    # If the province code is invalid, raise a ValueError
    if provincial_tax_rate is None:
        raise ValueError("Invalid province code")
    # Calculate the federal and provincial tax credits
    federal_tax_credit = tuition_fees * (federal_tax_rate / 100)
    provincial_tax_credit = tuition_fees * (provincial_tax_rate / 100)
    # Calculate the total tax credit by adding the federal and provincial tax credits
    total_tax_credit = federal_tax_credit + provincial_tax_credit
    # Calculate the net tuition cost by subtracting the total tax credit from the original tuition fees paid
    net_tuition_cost = tuition_fees - total_tax_credit
    # Return the federal and provincial tax credits, the total tax credit, and the net tuition cost
    return federal_tax_credit, provincial_tax_credit, total_tax_credit, net_tuition_cost

# Define a function that prompts the user for a province code and tuition fees paid, calculates the tuition tax credits, and displays the results
def main():
    # Prompt the user for a province code
    province = input("Enter the 2-letter province code: ")
    # Prompt the user for the tuition fees paid
    tuition_fees = float(input("Enter the tuition fees paid: "))
    try:
        # Calculate the tuition tax credits
        federal_tax_credit, provincial_tax_credit, total_tax_credit, net_tuition_cost = calculate_tuition_tax_credits(province, tuition_fees)
        # Display the federal and provincial tax credits, the total tax credit, and the net tuition cost
        print(f"Federal Tuition Tax Credit: ${federal_tax_credit:.2f}")
        print(f"{province.upper()} Provincial Tuition Tax Credit: ${provincial_tax_credit:.2f}")
        print(f"Total Tuition Tax Credit: ${total_tax_credit:.2f}")
        print(f"Net Tuition Cost: ${net_tuition_cost:.2f}")
    except ValueError as e:
        # If the province code is invalid, display an error message
        print(e)

if __name__ == "__main__":
    main()