Wis. Admin. Code Department of Revenue Tax 11.93
Section Tax 11.93 interpretss. 77.58(5), Stats.
The interpretations in s. Tax 11.93 are effective under the general sales and use tax law on and after September 1, 1969, except: (a) A $300 standard applied to taxable years beginning on and after January 1, 1979. Prior to that date, a $100 standard applied; (b) The "annual information return" was eliminated for 1981 and subsequent years, pursuant to Chapter 221, Laws of 1979; and (c) The $600 standard applies on and after January 1, 2014.