Voting envelopes, as provided for in I of Article R. 713-17, shall measure 110 mm × 220 mm and comply with the specifications set out in Annex 7.2 to this book. They may include additional wording.
The ballot envelopes containing the ballot papers shall measure 90 mm × 139 mm and meet the specifications set out in Annex 7.2 to this book. They may be of different colours according to professional categories or, where appropriate, professional sub-categories.