Two dates circulate for the same event, September 2007 and November 2007, and the sources carrying them are the organisation's own material and secondary summaries. The registration number quoted in those accounts was not checked against the Portuguese register.
What would resolve this The entry in the Portuguese register of collective religious entities, or the United States Department of State International Religious Freedom report for Portugal read in full rather than in summary.
OpenLaw (Portuguese religious registration under the 2001 Religious Freedom Act)Divinity Atlas Open Questions Register, First Edition