The number and position of officers working at federal Assay Offices shall be determined by the Federal Department of Finance. Specifically, the latter shall appoint the senior staff, in response to the proposal of the Directorate General of Customs, and appoint the official sworn assayers.
Cantonal Assay Offices must have a sufficient number of officers to ensure the prompt execution of the functions of the Office. The Central Office shall determine the required number of sworn assayers.
The sworn assayers working at the Assay Offices, whose duty is to conduct the official assaying and hallmarking of precious metal articles and ascertain the fineness of melt products, must hold a federal diploma as a sworn assayer.
Officers of cantonal Assay Offices are selected as prescribed by the cantons, communes or associations. Such selection requires the approval of the Federal Department of Finance.
The determination of the remuneration of officers of the cantonal Assay Offices is subject to approval by the Federal Department of Finance, as are the rules drawn up by the cantons, communes or associations on the sureties to be paid by the agencies of the Assay Offices they establish.