a.
(a)#
“Manufacturing property factor” means a fraction, the numerator of which is the average value of the claimant’s land and depreciable property, owned or rented and used in this state by the claimant during the taxable year to manufacture qualified production property, and the denominator of which is the average value of all the claimant’s land and depreciable property owned or rented during the taxable year and used by the claimant to manufacture qualified production property.
(b)#
For purposes of subd. 5. a., property owned by the claimant is valued at its original cost and property rented by the claimant is valued at an amount equal to the annual rental paid by the claimant, less any annual rental received by the claimant from sub-rentals, multiplied by 8.
(c)#
For purposes of subd. 5. a., the average value of property is determined by averaging the values at the beginning and ending of the taxable year, except that the secretary of revenue may require the averaging of monthly values during the taxable year, if such averaging is reasonably required to properly reflect the average value of the claimant’s property.