Upon notice of a death as a result of which the special death benefit may be payable, and when there is a survivor who would qualify under subdivision (b) of Section 21541, the board, or in disputed cases, the Workers’ Compensation Appeals Board, shall determine whether the death was industrial, and pending final determination of the issue, the board shall temporarily pay special death benefits. The temporary payments shall be deducted from any other death benefits otherwise payable if the death is determined not to be industrial.