TAC USCPA Course TAX Textbook Vol.1, Vol.2 This is v.6.0, which corresponds to the new exams from 2024 onwards. I applied for REG and TCP separately, and received two sets of the same materials, so I am selling one set. I haven't used them at all, so there are no markings. I am also selling the problem sets and the final review summary at the same time. US Certified Public Accountant