47 verifiable claims checked across the OBBB / IRC § 225 statutory framework, IRS guidance documents (Notice 2025-69, Notice 2025-62, FS-2026-01, finalized 2026 Form W-2, Schedule 1-A), state conformity posture (CA, NY, IL, CO confirmed decouplers; MA evaluating; CT, HI signaling), the parallel IRC § 224 tips deduction, and operational reporting requirements (Box 12 code TT, IRC § 6051(a)(19), § 6041(d)(4), § 6721 penalties). All claims ship ✓ Verified (one ⚠ Partial for Massachusetts evaluation pending finalization). The companion no-tax-on-overtime-calculator's research notes cross-verifies the § 225(c) "FLSA section 7 only" restriction and the 0.5× premium math.