The latest provincial road map[2] shows the highway ending 16 km (9.9 mi) south of Mistissini, while the pavement does continue to the town itself.

According to Ministère des transports publication "Distances routières", the route continues up as far as Lac-Albanel, east of Lac Mistassini.

The Quebec Department of Transportation has proposed to extend Route 167 North, in the direction of the Otish Mountains, approximately 250 km to the northeast of Albanel Lake.

[5] In 2020 a Memorandum of Understanding was signed between the James Bay Cree Nation of Eeyou Istchee and the Government of Québec.

Phase II of the Infrastructure program includes Extension of Route 167 to the north to connect with the Trans-Taiga Road, over an approximate distance of 125 km.