Regulations allow some commerical use of this system: > For a fee, commercial users can also have access to TDRSS for tracking and data acquisition purposes.

Regulations allow some commerical use of this system: > For a fee, commercial users can also have access to TDRSS for tracking and data acquisition purposes. This comes from a rulemaking that updated the regulation. See: https://www.federalregister.gov/documents/2012/02/10/2012-2652/tracking-and-data-relay-satellite-system-tdrss-rates-for-non-us-government-customers https://www.federalregister.gov/documents/2012/02/10/2012-26... See the actual active regulation at 14 CFR 1215.