Mexico Mexico CFDI e-invoicing – 4.0 delayed till 2023 16 June 2022112 views1 min read Upgrade to 4.0 CFDI delayed six months until 1 January 2023 Source: vatcalc.com E-invoicing CFDI 4.0 – Mexico Updates e-Invoice Format Recent amendments to Mexican customs regulations create challenges for Mexican companies with IMMEX programs