Your dog may be your best friend and can now contribute to reducing the your income tax payable! The medical expense tax credit is being expanded. If you’re filing a tax return for someone who requires an animal specially trained to perform tasks to help them cope with an impairment, then you’ll be able to claim it as a medical expense (if it was incurred after 2017). For example, you could claim the expense for a dog trained to help an individual with post-traumatic stress d