QBI deduction calculator
By Jude Wallis
In the uncapped teaching case, the QBI deduction is qualified business income times 20 percent. $80,000 of QBI produces a $16,000 deduction before any caps or other statutory tests.
Uncapped QBI deduction
$16,000.00
20.0 percent of $80,000.00. Caps are not applied here.
- QBI
- $80,000.00
- Rate
- 20.0%
- Deduction
- $16,000.00
Pass-through QBI in the uncapped teaching case.
Uncapped statutory percent. 20 here means 0.20.
Put this on a class page: one iframe, free, for Google Sites, Canvas, WordPress or Notion.
On this page
The formula
is the teaching deduction and QBI is qualified business income. The entered rate is 20 percent in both examples.
The uncapped multiplication
Multiply $80,000 by 0.20 to get a $16,000 deduction. How the QBI deduction works explains the rule around this base identity.
A smaller QBI amount
At $25,000 of QBI, the same 20 percent rate gives $5,000. The rate is unchanged.
Caps are outside this teaching case
This page is an uncapped teaching case. It calculates only a percentage of qualified business income. Caps and eligibility tests are separate.
Scope of the deduction
Use this identity to see the uncapped percentage calculation, not to determine eligibility or a filed deduction. This is educational material, not financial advice.
Worked examples
\$80,000 of QBI
Qualified business income is $80,000 and the teaching rate is 20 percent. What is the uncapped deduction?
- Write 20 percent as 0.20.
- Multiply , so $16,000.
$80,000 of QBI at 20 percent produces an uncapped $16,000 deduction.
\$25,000 of QBI
Qualified business income is $25,000 and the teaching rate is 20 percent. What is the uncapped deduction?
- Write 20 percent as 0.20.
- Multiply , so $5,000.
$25,000 of QBI at 20 percent produces an uncapped $5,000 deduction.
Reading the uncapped result as a filed amount
The percentage product is the teaching result. Statutory caps and eligibility tests can change a filed deduction.
Common questions
Are caps applied here?
No. This is the requested uncapped teaching case.
What rate do the examples use?
Both use 20 percent.
Is this financial advice?
No. It is educational material for the uncapped QBI identity.
Keep reading
This page is educational material, not financial advice. The figures come from the formula shown and assume the inputs you enter hold for the whole term. Your own rate, fees, taxes and timing will differ, so treat the output as arithmetic to check a decision against, not as a recommendation.