In November, the court in Treviso, northern Italy, granted Stefanel until March 6 to file the documents.
"There is an agreement, but some details still need to be ironed out, both with creditor banks and potential new investors," one of the sources said.
Loss-making Stefanel is in talks with Oxy Capital and Attestor Capital over a deal that would hand the private equity funds majority ownership of the group.
(Reporting by Claudia Cristoferi, writing by Agnieszka Flak, editing by Isla Binnie)