The "12-Month Rule" Tax Loophole
Plus: The Zero-Based Calendar & The "Unroll" Purge | Tuesday, December 30, 2025
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Plus: The Zero-Based Calendar & The "Unroll" Purge | Tuesday, December 30, 2025
It’s December 30.
You have cash in the bank and want to lower your 2025 taxable income.
You ask: “Can I pre-pay my January-June rent or insurance right now and deduct it on my 2025 return?”
Yes, thanks to the IRS “12-Month Rule” (Reg. 1.263(a)-4(f)).
A cash-basis taxpayer can deduct a prepaid expense immediately if: