Which requirement must an agency follow when using direct-hire authority?

When an agency utilizes direct-hire authority, it is essential to comply with several key requirements, making "All of the above" the correct choice.

Public notice requirements are crucial because they ensure transparency and provide potential candidates with the opportunity to be informed about job openings. This practice helps maintain the integrity of the hiring process and allows for a wider pool of applicants.

Career transition requirements also play a significant role as they ensure that individuals who are displaced or affected by reductions in force are considered for positions. This is part of the overall commitment to supporting employees in transition and safeguarding their career interests.

Lastly, qualification determination for positions ensures that candidates meet the necessary skills and abilities needed for the job. This requirement is vital for maintaining the standards of hiring and ensuring that the right individuals are selected for specific roles.

By adhering to all these requirements, agencies can use direct-hire authority effectively while also upholding fair hiring practices and standards.