United States
Cellular Telecommunications Industry Association
The CTIA Wireless Association represents the interests of the wireless telecommunications industry, and consists of a gamut of members from carriers and their suppliers to providers and manufacturers of wireless data services and
products.
CTIA Messaging Principles and Best Practices
CTIA Short Code Monitoring Handbook v.1.8
CTIA Short Code Monitoring Handbook v.1.7 SHAFT Addendum
Federal Communications Commission
The FFC seeks to protect the integrity of all mobile communications, and regulates interstate and international communications by radio, television, wire, satellite and cable nationwide.
Official Documentation
FCC Spam Guidelines
FCC TCPA
FCC TCPA Act 227 - Restrictions on the Use of Telephone Equipment
FCC TCPA Consumer Guide
FCC TCPA Clarifications Article
Court Decisions
12-15-2015
3-15-2018