Accounting methods & §481(a)

Cash vs accrual timing · Form 3115 catch-up illustration · $31M gross receipts (2025)

Tax year 2025 D2.methods-books
What this does
How to read it Visual: twin columns — what each method picks up this year.

Compare cash vs accrual timing on the same facts, then sketch a §481(a) catch-up when changing methods.

Visual: twin columns — what each method picks up this year.

Timing example

Cash method (this year)

Accrual method (this year)

§481(a) catch-up (method change)

Cash vs accrual this year
Net positive §481(a) sketch
Cash method eligible? (2025 ≤ $31M)
Exam trap: Constructive receipt is still cash-method income. Changing methods generally needs Form 3115; §481(a) prevents omission/duplication. C corps / pships with C corp partners / tax shelters face §448 limits unless gross receipts test met ($31,000,000 for 2025).
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Study tool only — not official IRS software. Figures labeled 2025 track law/forms through Dec 31, 2025. Confirm against current IRS pubs before the exam.