According to SEF, the 31-year-old woman was arrested on Saturday at Lisbon airport, just off a flight from Luanda (Angola), with transit to Casablanca, Morocco.
The woman was accompanied by two other adults, aged 27 and 31, and two minors, aged one and seven, all foreigners.
After being questioned about their identification documents, they replied that these were in the possession of another woman, who they identified at the time as the citizen now being detained, explains the SEF.
The SEF also mentions that the detained woman, of foreign nationality, will be present in court this afternoon.
TAP's official source confirmed to Lusa that "a company employee, with functions in the company's offices in Luanda, was arrested", and TAP is "collaborating with the authorities".