G1B06

Under what conditions are state and local governments permitted to regulate amateur radio antenna structures?

1. AUnder no circumstances, FCC rules take priority
2. BAt any time and to any extent necessary to accomplish a legitimate purpose of the state or local entity, provided that proper filings are made with the FCC
3. COnly when such structures exceed 50 feet in height and are clearly visible 1,000 feet from the structure
4. DAmateur Service communications must be reasonably accommodated, and regulations must constitute the minimum practical to accommodate a legitimate purpose of the state or local entity

Pick an answer to check it.