Subpoena duces tecum and ad testificandum are legal terms used in court proceedings that refer to different types of subpoenas. Subpoena duces tecum, Latin for "bring with you under penalty," is a type of legal order that compels a person to produce specified documents, records, or evidence relevant to a legal case. This subpoena is typically used to gather tangible evidence that can assist in the resolution of a dispute. The key feature of a subpoena duces tecum is that it requires the individual to physically bring the documents or items to the court or deposition. Keywords: Subpoena duces tecum, legal order, produce documents, records, evidence, relevant, tangible evidence, resolution, dispute, court, deposition. On the other hand, a subpoena ad testificandum is a legal order that requires an individual to testify as a witness in a court proceeding. This subpoena compels the appearance of the witness either at a trial or deposition to provide oral testimony under oath. It is commonly used to secure witness testimony and gather firsthand accounts of events or information that may be crucial to a case. Keywords: Subpoena ad testificandum, legal order, testify, witness, court proceeding, appearance, trial, deposition, oral testimony, oath, firsthand accounts. Different types of subpoenas duces tecum and ad testificandum can be issued depending on the jurisdiction, purpose, and specific requirements of a case. Some common variations of these subpoenas include: 1. Administrative Subpoena duces tecum: Used in administrative proceedings to request the production of specific documents or evidence from individuals or organizations. 2. Criminal Subpoena duces tecum: Issued in criminal cases to gather documents or evidence that may be relevant to investigating or prosecuting a crime. 3. Civil Subpoena duces tecum: Served in civil litigation to compel the production of documents or evidence that may be relevant to the claims or defenses presented in a lawsuit. 4. Grand Jury Subpoena duces tecum: Used by a grand jury to obtain documents or evidence during the course of an investigation to determine if criminal charges should be filed. 5. Federal Subpoena ad testificandum: Utilized in federal court proceedings to summon witnesses to testify at a trial or before a grand jury. 6. State Subpoena ad testificandum: Similar to the federal subpoena, this is issued by state courts to compel witnesses to appear and testify in state-level legal proceedings. It is important to note that the specific names and characteristics of these types of subpoenas may vary slightly depending on the jurisdiction and legal systems in different countries.