CDMA Standards are regulated by Telecommunication Industry Association (TIA). [1]

3GPP [2]: The 3rd Generation Partnership Project (3GPP) is a collaboration agreement that was established in December 1998.  The collaboration agreement brings together a number of telecommunications standards bodies which are known as “Organizational Partners”.   The current Organizational Partners are ARIB, CCSA, ETSI, ATIS, TTA, and TTC.