This document discusses competition regulation in the communications sector in Kenya. It explains that regulation aims to ensure a level playing field for all players, and covers competition, pricing/tariffs, and market analysis. Economic regulation addresses market failures and pursues efficiencies. The regulator enhances competition by licensing new operators, removing barriers to entry, and addressing anti-competitive practices. It also designates dominant players and curbs anti-competitive behavior with ex-ante and ex-post measures like tariff regulation. Tariffs are set to maximize profits, encourage investment, affordability, and internalize externalities. Infrastructure sharing limits duplication and gears investment toward underserved areas. The regulator identifies significant market power and imposes obligations. Outcomes of effective