I have written an article that walks you through step by step on how to complete Schedule C. Per this article, line 30 is where you need to put your expenses for your home office. However, you must complete Form to see if you qualify to take this deduction. I have also included a link below to an article on the home office tax deduction:
1. How to complete schedule C:
2. Find out if you qualify for the Home Office deduction:
Thank you for reading!