Which jurisdiction is responsible for the organization overseeing the final assembly of an aircraft?

The jurisdiction responsible for the organization overseeing the final assembly of an aircraft is indeed the State of Manufacture. This is because the State of Manufacture refers to the country where the aircraft is constructed and assembled. The regulatory authority in this state is responsible for ensuring that the manufacturing processes meet safety and quality standards set forth by international aviation agreements and regulations.

When an aircraft is assembled, it is subjected to inspections and certifications that are overseen by the local aviation authority. This authority is tasked with enforcing compliance with safety regulations and ensuring the aircraft's design and assembly are in accordance with approved standards. The State of Manufacture plays a crucial role in the early stages of an aircraft's lifecycle, overseeing its construction to certify that it is flight-ready and compliant with airworthiness requirements.

In contrast, the other jurisdictions listed, such as the State of Design, State of Registry, and State of the Operator, refer to different aspects of an aircraft's lifecycle and regulation. The State of Design is pertinent to the design and development phases, the State of Registry relates to the country where the aircraft is registered for operation, and the State of the Operator deals with the country under whose authority the aircraft is operated. Each jurisdiction has its functions and responsibilities but does not specifically oversee the final assembly process