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Attorney workpaper
Estate planning

Browser workpaper

Portability Election Deadline Calculator

Form 706 due date, extension, and late-election relief issue spotting

Output scope

Available output: the entered-fact inventory, chronology, or arithmetic named above. State-law validity and tax-treatment conclusions remain held.

Direct answer

What this workpaper does

This browser workpaper addresses form 706 due date, extension, and late-election relief issue spotting. It returns only the entered-fact arithmetic, chronology, reconciliation, or coverage result shown on this page and leaves legal conclusions for attorney review.

Use it when: A married decedent's estate may preserve unused federal exclusion.

Source links checked
August 21, 2026

Working facts

Required rows are marked. Do not enter names, account numbers, or narrative medical facts.

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Runs in this browser. Continue to Preflight when the file itself needs review.

Method

This workpaper uses deterministic arithmetic, chronology, reconciliation, or coverage logic from the entered fields. It does not persist client facts or send field values to general analytics.

The result is an attorney workpaper, not a legal conclusion. Verify current primary authority and every fact against the file.

Before relying on it

  1. 01Confirm each required entry against the source record.
  2. 02Build the workpaper and inspect every calculated fact and held question.
  3. 03Open the cited sources and verify the version that governs the matter.
  4. 04Move unresolved file questions into the related Preflight review.

What the workpaper returns

  • nine-month due date
  • six-month extension date
  • late-election relief window/flags
  • required-return distinction
  • action checklist

Same practice

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