The rapper will play 11 shows across the UK, starting in Newcastle on February 1 and ending in Aberdeen on February 15.
Tickets for the concerts go on sale on Friday (September 14) at 9am, with pre-sales starting on Wednesday (September 12).
Plan B recently revealed plans to take a short break from the music and film industry.
"I was offered everything I'd ever wanted at exactly the same time," he said. "I thought I'd be able to do it all to a high standard, and have a personal life, and obviously that wasn't realistic.
"I'm going to have to be very careful about what to do next. I'm going to have a break and think about that."
The full Plan B tour dates are:
Watch the music video for Plan B's new single 'Deepest Shame' below: