CSQ "Acknowledgement of Receipt" from MIFI is a provincial stage for Quebec Residents only in processing of Spousal Sponsorship application where Sponsor receive letter via mail/email when MIDI accept application for Certificat de sélection du Québec (CSQ).
CSQ Application sent by SPR via XpressPost on 15 Feb 2019
(received by MIFI next day)
(Dated 15 Feb 2019, received by me on 17 Feb 2019)
Dated 15 Feb 2019 (In case you pay via Credit Card)