Let’s say you decide to, or are asked to, guarantee a loan to your corporation. Before agreeing to act as a guarantor, endorser or indemnitor of a debt obligation of your closely held corporation, be aware of the possible tax implications. If your corporation defaults on the loan and you’re required to pay principal or interest under the guarantee agreement, you don’t want to be caught unaware. A business bad debt If you’re compelled to make good on the obligation, the payment of principal or interest in discharge of the obligation generally results in a bad debt deduction. This may be either a business or a non-business bad debt deduction. If it’s a business bad debt, it’s deductible against ordinary income. A business bad debt can be...