The 2027 IEEE International MTT Symposia (IMS2027) invites original research in RF, mm-wave, THz, wireless systems, and ICs to help advance tomorrow’s communications and applications. Papers are sought for RFIC2027, RFSA2027, and RFTT2027. The RFSA and RFTT submission sites are open now, and the submission deadline is 8 December 2026. The RFIC deadline will be 8 January 2027.