Untreated, it can lead to other serious health problems such as goiter (enlargement of the thyroid gland) which may eventually make it difficult to swallow or breathe. Untreated hypothyroidism can also increase your risk of heart disease, an enlarged heart, and heart failure.
Sales Tax Deduction for Vehicle Purchases. 2010 update: Pub. 919 no longer contains Worksheet 10. Eligible taxpayers may use Schedule L, Standard Deduction for Certain Filers, to figure their new motor vehicle sales tax deduction. Find it in Prior Year Forms & Pubs.
State and local taxes on personal property, such as vehicles, must be ad valorem taxes to be deductible on your federal tax return. Taxes and fees on personal property that aren't based on the item's value are not deductible. For example, when you pay for the license tag for your car, the charges may include both a fee for the tag and an ad valorem tax. Only the ad valorem part can be taken as a deduction. The tax must be assessed and paid during the tax year for which it is claimed. Write-offs for state and local ad valorem taxes are available only if you file IRS Form 1040 and itemize deductions. Other Deductible Taxes. State and local income taxes and sales taxes are tax deductible on a federal tax return. However, you may deduct only one of these in the same tax year.