In his command Don't tell series, book 1.

In the dystopian future, two men discover attraction isn't just dangerous, it's deadly. Two generations ago, the world was annihilated by a series of catastrophic environmental events. The remaining survivors were driven closer and closer to big city centers-damaged but not destroyed-divvied into sixteen identical international territories ruled by the Company. Oppressive to the core, the Company has one rule in order to recoup the world's dev...