The Transportation Security Administration (TSA) plans to issue a Request for Information (RFI) or host an Industry Day for the Portable Explosive Trace Detection (PETD) program. The PETD procurement specification is marked as Sensitive Security Information so that agency is providing industry with foresight should any firms need to begin the SSI clearance process to view the specification. Sol. No. PETD_Special_Notice. Contact: Kerry Toscano, [email protected].