As of now, there is no plan to release EC drivers for macOS 10.14. NOTE: MacOS 10.12 or macOS 10.13 drivers are compatible on macOS 10.14.
Printer drivers are available for download via Apple's Software Update for Mac® OS X running 10.6.8 and later. For all Laser and Inkjet multifunction printers, the ICA driver is also available for Mac OS X 10.6.8 and later.
Please see tables below for the list of supported printer models.