Thanks for your question and I’m so sorry to hear about your expensive sewer line repair. I’m glad you were able to get it fixed. The repair was necessary for the proper operation of your rental property and it’s not considered an improvement so yes it can generally be deductible as a repair. However, it’s best to consult with your tax professional so you deduct it properly. Here’s a helpful article on rental proeprty tax deductions and benefits and a free worksheet so you can keep track of them.
All the best,