"complete some formalities" is a correct and usable phrase in written English.
You can use it to refer to bureaucratic tasks or paperwork that must be performed. For example: "We need to complete some formalities before we can move forward with the project."
But read the brief account of Jim Maxwell, the Australian broadcaster whom Roebuck, faced with the prospect of a serious police charge and with officers present, had asked to come to his room, and you get a vivid picture of a tormented man, in need of support, but, with Maxwell asked to vacate the room after a matter of a few minutes to complete some formalities, being allowed none.
Mr. LaValle said he had given state agencies no more than 10 days to complete the formalities.
The Toffees received the paperwork they need to bring the 23-year-old to Goodison Park on Tuesday and will now aim to complete the formalities with Monaco.
It then appeared three United officials had arrived at La Liga headquarters in Madrid to complete the formalities that would allow Herrera to finalise a move to Old Trafford.
"Totally legal and legit and my accountants and advisers would take care to complete the formalities which included dealing with HMRC.
Arshavin, who had travelled to London on Sunday evening in the hope that the deal would be completed, will now return to Russia to complete the formalities of applying for a work permit.
The couple flew to California to meet her when she was 2 days old, then flew to Houston and on to San Antonio to complete adoption formalities before returning to New York through Houston.
Mario Balotelli, the talented but problematic Italian striker, has taken Manchester City's spending for the summer to the £100m mark, with the player flying into England today to complete the formalities of a deal Roberto Mancini insists does not represent a gamble.
The player has already been medically assessed in France and, while he may not be match fit given that he arrives after the winter break in the Russian domestic season, he is expected to complete the formalities of the transfer in the next 24 hours.
Jamaican midfielder Rodolph Austin is set to complete the formalities of his transfer from Norwegian side SK Brann on Sunday.
Liverpool will complete the formalities of a season-long loan deal for Chelsea's Victor Moses before the transfer window closes.
