Are fellowship stipends for graduate students subject to self-employment tax, and how should I budget quarterly payments to avoid penalties next April?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Are fellowship stipends for graduate students subject to self-employment tax, and how should I budget quarterly payments to avoid penalties next April?
1 real search · 1 real-search pass
IRS estimated taxes 2026 quarterly due dates safe harbor 90% 100% 110% prior year tax fellowship taxable scholarship reporting 1040Google ↗
OBSERVEDYes / no
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
IRS estimated taxes 2026 quarterly due dates safe harbor 90% 100% 110% prior year tax fellowship taxable scholarship reporting 1040 Google ↗
- Publication 970: Tax Benefits for Education · irs.gov
- Publication 505 (2026), Tax Withholding and Estimated Tax · irs.gov
- 26 U.S.C. § 6654: Failure by individual to pay estimated income tax · uscode.house.gov
- Publication 505 (2026), Tax Withholding and Estimated Tax · irs.gov
- Publication 505 (2026), Tax Withholding and Estimated Tax · irs.gov
- Publication 17 (2025), Your Federal Income Tax · irs.gov
- IRS Direct Pay · irs.gov
- Form 1040-ES · irs.gov