Statutory declaration is a written statement signed by declarant in presence of witness. False declarations can result in fines up to 600 penalty units or 5 years imprisonment. Used for insurance claims, age verification and work leave applications
Subpoena is a formal court order requiring person to appear and testify. Attorneys typically request subpoenas issued by court clerk or notary. Subpoenas cannot be ignored and failure may result in contempt of court
Witnesses provide testimonial evidence in court, grand jury, or administrative proceedings. Percipient witnesses have knowledge through their own senses. Hearsay witnesses testify about what others say or write. Expert witnesses have specialized knowledge relevant to the matter. Character witnesses testify about defendant's personality