In addition to the Federal Rules of Civil Procedure, Title 28 of the United States Code contains other statutes which govern matters such as the jurisdiction and venue of federal courts. Jurisdiction of the federal district courts over various types of actions is set forth in Chapter 85 of Title 28. Venue of the federal district courts is dealt with by Chapter 87 of Title 28.
Particular statutes which may be of interest to you are linked in the columns to the left and right. However, you may want to browse through Chapters 85 and 87 to see if any of the statutes within them apply to your case.
Remember that you can find annotations to these statutes and the federal rules in both the USCA (United States Code Annotated), available on Westlaw (Password required) and the United States Code Service, which is available on Lexis (Password Required)..
Jurisdiction of the US Supreme Court, Title 28 , Chapter 81 §§ 1251-1259
28 USC § 1292, which gives the courts of appeal jurisdiction over certain interlocutory appeals from the federal district courts, including the granting or denial of injunctive relief.