You may file this application online at onestop.md. Maryland requires all homeowners to submit a onetime application to establish eligibility for the Homestead Tax Credit.It's called the Homestead Tax Credit, and for homeowners who haven't filed the onetime application, the deadline is on May 1. Online: Go to Homestead Tax Credit Eligibility Application page, and complete the online form. Depending on your state, you can apply for your exemption online or you'll need to visit a local government office to fill out the paperwork. To qualify for the homeowners' exemption, the home must have been the principal residence of the owner as of January 1 of that tax year. Each one of our Grocery Outlet stores is independently operated, and as such, is an independent employer. Apply - cursor Apply. Find hotels and resorts for your vacation, wedding or business travel. Looking for things to do in Charlotte?