The 2023 IEEE International Symposium on Power Line Communications and its Applications (ISPLC) will be the 26th symposium dedicated to scientific and technical advances in the field of communications over power lines. The event is sponsored by the IEEE Communications Society (IEEE ComSoc). The conference will be held in Manchester, United Kingdom, from 21st to 22nd March 2023. One of the main features of ISPLC is strong industry participation; it brings together researchers, practitioners and users of PLC technology. The conference will further include a series of keynote and experts’ panel talks, as well as an Industry Exhibit centered on PLC for Smart Grids.