Consequently, the declaration does not allow a ritual blessing to be given to those in irregular unions or same-sex unions but rather a non-ritual or spontaneous blessing because it calls forth God’s grace to help those who receive it to live according to God’s will and enable them to live whatever is good, true, and beautiful in their lives.
https://aecbishops.org/statement-from-the-bishops-of-the-antilles-episcopal-conference-on-the-declarations-fiducia-supplicans/