State tax filing

Thank you so much for your input. I sincerely appreciate it. In my case, do I need to pay Maryland state tax and the special nonresidents tax rate? I was reading the link below and got confused. Thank you again! 

https://www.marylandtaxes.gov/individual/income/tax-info/index.php

"Nonresidents are subject to a special tax rate of 2.25%, in addition to the state income tax rate."