Filing a replevin or detinue requires four steps: 1. Replevin actions are filed in the District Court only.SHOW CAUSE ORDER IN ACTION OF REPLEVIN. (Md. To initiate the replevin process with your attorney, you will file a Complaint form, a Show Cause Order, and a Request for Service. The Maryland District Court provides a helpful Form Search page. You can also use the Maryland District Court Interactive Forms Finder Tool. What you get: Instant access to fillable Microsoft Word or PDF forms. Minimize the risk of using outdated forms and eliminate rejected fillings. You file a complaint in the District Court of Maryland in Baltimore. Who May Appear as Counsel; Who May Appear Without Counsel a) Generally.