On February 16th, 2018, the Tax Administration Service (SAT) published in its, advanced version of the, First Resolution of Modifications to the Miscellaneous Tax Resolution for 2018, an extension of the deadline for the mandatory use of the CFDI (Digital Tax Receipt via Internet) payment complement.
Taxpayers may choose to issue the CFDI using version 3.3. of Annex 20 without incorporating the complement for the receipt of payments until August 31st, 2018, its mandatory use being as of September 1st, 2018.
Please contact us if you have any doubts or questions or need clarifications regarding this.