On what date did RA 9497 become law?

The correct answer indicates that RA 9497, known as the "Civil Aviation Authority Act of 2008," was enacted on March 4, 2008. This legislation restructured the Philippine civil aviation authority to ensure a more efficient regulatory environment for aviation operations. The significance of this law lies in its goal to enhance safety, air traffic management, and overall service quality in the aviation sector.

While analyzing the different dates provided, it can be noted that other options correspond to dates relevant to other laws or events, but do not align with the specific enactment date of RA 9497. Understanding the correct enactment date is key for anyone studying Philippine laws and regulations concerning civil aviation, as it marks the formal establishment of the authority and the framework whereby regulations governing air travel and operations are developed and enforced.