The proposal will include requirements that mobile phone companies alert customers if they are about to rack up abnormal fees, such as those charged for sending too many text messages or downloading too much data.
Meanwhile, the carrier said it's proposed Deutsche Telecom-backed merger with T-Mobile is moving along swimmingly with a definitive proposal filed yesterday.
Its proposal to buy half of Iusacell, a small mobile operator, was blocked by the CFC on the ground that the other half of the company is owned by TV Azteca, Televisa's main rival in television.