Reader.pngThe Electronic Government Uniform Invoice (e-GUI) will replace the current Computer Government Uniform Invoice (c-GUI). It is officially announced to be enforced across all industries in Taiwan by January 2020. The issuing of e-GUI is mandatory now for newly registered Taiwan enterprises. The Ministry of Finance has been actively enforcing all the new enterprises in Taiwan to issue e-GUI. View ESU and implementation information in this new KM document. Doc ID 2598112.1.