A blender shall file with the secretary a monthly return containing the following information and any other information required by the secretary:
(1) The number of net gallons of gasoline or diesel fuel acquired from all sources.
(2) The number of net gallons of non-motor fuel product to be used for blending purposes.
(3) The total amount of blended product now subject to the tax under this Subpart.
(4) The number of net gallons of gasoline or diesel fuel on which tax has been paid to this state.