If you play a major role in a closely held corporation, you may sometimes spend money on corporate expenses personally. These costs may end up being nondeductible both by an officer and the corporation unless the correct steps are taken. This issue is more likely to happen with a financially troubled corporation. What can’t you deduct? In general, you can’t deduct an expense you incur on behalf of your corporation, even if it’s a legitimate “trade or business” expense and even if the corporation is financially troubled. This is because a taxpayer can only deduct expenses that are his own. And since your corporation’s legal existence as a separate entity must be respected, the corporation’s costs aren’t yours and thus can’t be deducted even if you pay them. To...