Internal Revenue Service
Notice 2025-67
Policy source last verified 2025-12-01
Trust through transparency
See the official guidance and research behind our lessons, calculators, readiness reviews, and planning rules.
We prioritize government agencies, regulators, and primary research.
Sources inform education and estimates; they don't remove household-specific assumptions.
Annual planning policies include verification dates so changes can be reviewed deliberately.
2 official sources
Internal Revenue Service
Policy source last verified 2025-12-01
Internal Revenue Service
Policy source last verified 2025-12-01