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Management’s Point of View ~ Each Individual Talent ~
March 15, 2026 As you are probably aware, TOPC Potentia is a somewhat unconventional accounting firm. We don’t merely provide standard accounting and tax services; we develop the actual software platforms that serve as our work tools. As part of this approach, we’ve recently begun gradually integrating AI systems into our work. Given the nature of accounting and tax work, one principle we’ve always prioritized in system development is this: “Given the same input, the system m
TOPC Potentia
4 days ago2 min read


One Big Beautiful Bill (OBBB) Act: Tips and Overtime
March 13, 2026 On July 4, 2025, the One Big Beautiful Bill (OBBB) Act was signed into law. It includes two temporary provisions that may reduce federal income tax for certain workers for tax years 2025 through 2028. One quick clarification up front: despite the headlines, these are income tax deductions, not a complete exemption. Tips and overtime may still be subject to Social Security and Medicare taxes, and state and local tax treatment can differ. Deduction for qualifi
TOPC Potentia
7 days ago2 min read


2026 Updated Optional Standard Mileage Rates
January 8, 2026 Standard mileage rate for the use of a car (also vans, pickups or panel trucks) was updated effective on January 1, 2026 as the table below. * Federal law only allows a moving expense deduction for active-duty military Businesses generally can deduct the entire cost of operating a vehicle for business purposes. Alternatively, they can use the business standard mileage rate, subject to some exceptions. The deduction is calculated by multiplying the standard mi
TOPC Potentia
Jan 82 min read

