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Why is our automated parser flagging certain Box 12 codes on imported W-2 forms as validation errors when the IRS schema hasn't changed?

ChatGPTgpt-62 queries10/31/2026
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The searches the AI actually ran for this prompt.

SEED QUERY
Why is our automated parser flagging certain Box 12 codes on imported W-2 forms as validation errors when the IRS schema hasn't changed?
2 real searches · 1 real-search pass
IRS Form W-2 instructions Box 12 codes 2025 2026 valid codes schema XML e-fileGoogle ↗
OBSERVED
IRS Publication 1220 W-2 box 12 code validation schema codesGoogle ↗
OBSERVED

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Classifying 2 queries…

Searches and sources

ChatGPT2 real searches · gpt-6
IRS Form W-2 instructions Box 12 codes 2025 2026 valid codes schema XML e-file Google ↗
IRS Publication 1220 W-2 box 12 code validation schema codes Google ↗
  1. General Instructions for Forms W-2 and W-3 (2026) · irs.gov
  2. 2025 General Instructions for Forms W-2 and W-3 · irs.gov
  3. Internal Revenue Bulletin: 2026-32 · irs.gov

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
IRS Form W-2 instructions Box 12 codes 2025 2026 valid codes schema XML e-file
OBSERVED
Google ↗
AI Mode ↗		————1x
of 1
IRS Publication 1220 W-2 box 12 code validation schema codes
OBSERVED
Google ↗
AI Mode ↗		————1x
of 1