The Supervisory Agency for Private Investment in Telecommunications, also known as el Organismo Supervisor de Inversión Privada en Telecomunicaciones (OSIPTEL), sets tariffs for public telecommunications services. OSIPTEL also issues regulations to communications producers, deals with sector complaints, and supervises broadcasts. OSIPTEL's website provides background information on the functions of the agency, news about the Peruvian telecommunications industry, and contact information. This website is mainly available in Spanish, although there is some English information available.