What is meant by a Release Letter for Personal Use?

A Release Letter for personal use is a document issued by ST to individuals who wish to bring in electrical equipment for their own personal use if it is detained by the Royal Malaysian Customs Department.

Are there any fees charged? Where can the application for a Release Letter for Personal Use be obtained? Are there any fees charged? Where can the application for a Release Letter for Personal Use be obtained? If the equipment is not on the list of items controlled by ST, is ST approval still required?