The Multistate Tax Commission’s (MTC) Annual Conference and Committee Meetings are being held on July 27-30, 2015, in Spokane, Washington. On Tuesday, July 28, 2015, at approximately 1:00 pm PDT (exact time subject to change), an MTC working group will present this model market-based sourcing regulation working draft to the MTC’s Uniformity Committee. Many on the working group consider the working draft to be close to the regulation’s final form.