THE HISTORY OF SCIENTOLOGYS EXPANSION
As a result, Church of Scientology International (CSI), the mother church of the Scientology religion, received not only exempt recognition, but also received a group exemption letter embracing all Scientology churches within its ecclesiastical oversight. The Churchs spiritual meccas were also individually recognized as tax exempt, as were the Churchs publishing entities.
Scientology Missions International received its own exemption. It also received a separate group exemption letter for all Scientology missions within its ecclesiastical oversight.
RTC was individually recognized as tax exempt and received its own separate ruling letter.
The IRS also recognized the International Association of Scientologists as a tax-exempt organization.
More statistical facts about Scientology