
Form 6765 R&D Tax Credit Payroll Offset: How Qualified Small Businesses Turn $500,000 of Section 41 Credit Into Cash
Section 41 lets a qualified small business apply up to $500,000 of R&D credit per year against employer Social Security and Medicare taxes via Form 6765 and Form 8974. This guide explains the QSB tests, the four-part research test, the redesigned Section G that becomes mandatory in 2026, and how OBBBA's Section 174 reset changes the timing math.










