PAYS/ AGENCES AGENCIES ANNUAL VACATION BURKINA ( ARCEP) December 11th: National Day (public holiday) December 25th: Christmas (public holiday) January 1st to January 3rd: Closed January 4th, 2024: Resumption TCHAD ( ARCEP) On 28/11/2023: Proclamation of the Republic of Chad 01/12/2023: Freedom Day 25/12/2023: Christmas celebration. SENEGAL ( ARTP) From 25/12/2023 to 01/01/2024 GUINEE KONAKRY ( A..