FCC Part 97.113 Prohibited Transmissions Explained
47 CFR §97.113 defines what amateur radio operators are NOT allowed to transmit. This section is critical because it clearly sets the boundaries of legal operation within the complete Part 97 guide.
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What Are Prohibited Transmissions
Under FCC Part 97.113, prohibited transmissions include business communications, broadcasting, encrypted messages, and obscene content. Amateur radio must remain non-commercial, open, and used only for authorized purposes.
Core Rule
Amateur stations must not transmit communications that are prohibited by FCC rules. These restrictions protect the amateur service from misuse and keep it focused on its intended purpose.
No Business or Commercial Use
No Paid Communications
Amateur radio cannot be used to conduct business or earn money.
No Commercial Promotion
You cannot advertise products or services.
No Employer Use
Amateur radio cannot be used for your job or employer operations.
No Broadcasting
Amateur stations cannot broadcast to the general public. This includes:
- Entertainment programs
- News broadcasting
- Music transmission (with limited exceptions)
Amateur radio is for two-way communication, not one-way broadcasting.
No Encryption or Hidden Messages
You cannot transmit messages intended to obscure their meaning. This includes:
- Encrypted communications
- Secret codes
- Hidden or disguised messages
Restricted Content
- No obscene or indecent language
- No harmful or threatening communications
- No false distress signals
Amateur radio must be used responsibly and respectfully.
Important Exceptions
Some limited exceptions exist:
- Control signals for satellites or repeaters may be encoded
- Space communications may use certain control techniques
- Emergency situations may allow broader communication use
Common Mistakes
- Using amateur radio for business coordination
- Streaming or broadcasting content
- Using encryption for privacy
- Transmitting music or entertainment
- No business use
- No broadcasting
- No encryption
- No inappropriate content
FCC Part 97.113 defines what is prohibited in amateur radio. These rules prevent misuse and ensure the service remains focused on learning, communication, and public service.
If you're unsure whether something is allowed—this section is where to check first.
Frequently Asked Questions
Can I use ham radio for business or work communications?
No. FCC Part 97.113 prohibits amateur radio from being used for business, paid activity, or employer operations.
Is broadcasting allowed on amateur radio?
No. Amateur radio is intended for two-way communication, not broadcasting entertainment, news, or programming to the public.
Can I encrypt messages on ham radio for privacy?
No. Messages intended to obscure meaning are prohibited, except for limited control-related exceptions allowed elsewhere in the rules.
Are there any exceptions to prohibited transmissions?
Yes. Limited exceptions may apply for encoded control signals, some space communications, and certain emergency situations.
FCC Part 97 Rule Navigation
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