The House failed to pass a sweeping air-safety bill Tuesday

This measure was proposed following a fatal midair collision near Washington D.C. that killed 67 people. While the Senate had passed a version of the bill, a competing House bill, introduced recently, garnered support from aviation trade groups and the military, but did not meet the required two-thirds majority for passage under a special fast-track process.

The debate centered on the scope and implementation of the technology, with concerns about cost and the approach to rulemaking. The NTSB has recommended ADS-B systems since 2008.

The House bill, while addressing more NTSB recommendations, was criticized for not mandating the ADS-B In equipment directly, instead opting for a longer investigation and rulemaking process. Discussions are ongoing to address aviation safety concerns.