• § 73.501 - Channels available for assignment.

• § 73.503 - Licensing requirements and service.

• § 73.504 - Channel assignments in the Mexican border area.

• § 73.505 - Zones.

• § 73.506 - Classes of noncommercial educational FM stations and channels.

• § 73.507 - Minimum distance separations between stations.

• § 73.508 - Standards of good engineering practice.

• § 73.509 - Prohibited overlap.

• § 73.510 - Antenna systems.

• § 73.511 - Power and antenna height requirements.

• § 73.512 - Special procedures applicable to Class D noncommercial educational stations.

• § 73.513 - Noncommercial educational FM stations operating on unreserved channels.

• § 73.514 - Protection from interference.

• § 73.515 - NCE FM transmitter location.

• § 73.525 - TV Channel 6 protection.

• § 73.558 - Indicating instruments.

• § 73.561 - Operating schedule; time sharing.

• § 73.567 - Determining operating power.

• § 73.593 - Subsidiary communications services.

• § 73.597 - FM stereophonic sound broadcasting.

• § 73.599 - NCE-FM engineering charts.