Which of the following is a requirement for maintaining a concealed weapons permit in South Carolina?

In South Carolina, a key requirement for maintaining a concealed weapons permit is the completion of a firearms training course. This requirement ensures that permit holders have a foundational understanding of firearm safety, handling, and state laws related to concealed carry. The training typically covers essential skills, including safe handling practices, proper storage, and the legal responsibilities of carrying a firearm in public.

The necessity of completing a training course exemplifies the state's commitment to responsible gun ownership and helps ensure that individuals are equipped with the knowledge required to use their firearms safely and legally. This requirement is crucial in fostering a culture of safety among concealed carry permit holders, ultimately aiming to reduce accidental discharges and promote responsible gun use.

The other options, such as annual renewal or requalification with a firearm every five years, are not requirements for maintaining the permit in South Carolina, which distinguishes the completion of a training course as the correct choice.