KalshiCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedCurrent implied probability
Before 2030 39.1%Leader of 4 outcomesVig-adjusted: raw venue quotes summed above 100% and were normalized.
Market quality
≤49 / 100
Low quality24h Volume
—
Liquidity
$26.7K
High liquiditySpread
4.0 pt
Moderate spreadMarket data
Updated 5 minutes ago
Nov 5, 25, 7:00 PM UTCJan 1, 27, 4:59 AM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Will Mamdani raise property taxes?
KalshiWill Trump cut corporate taxes this year?
KalshiWill Trump cut corporate taxes before 2027?
PolymarketWill Mamdani raise the minimum wage to $30 before 2027?
KalshiWill Mamdani raise the minimum wage to $30 before 2027?
PolymarketPresidential Election Winner 2028
PolymarketRules
If a law raising the NYC Business or New York State corporate tax rate has become law in New York City before Jan 1, 2027, then the market resolves to Yes.
Settles via:City of New Yorkthe Office of Mayor of New York CityNew York City Councilmajor newspapers in New York Citythe Federal RegisterThe New York Timesthe Associated PressBloomberg NewsReutersAxiosPoliticoSemaforThe InformationThe Washington PostThe Wall Street JournalABCCBSCNNFox NewsMSNBCNBC
- Extending, renewing, or otherwise preserving an existing temporary rate, including preventing a scheduled reduction, does not constitute a rate increase.
- Laws passed by New York State are encompassed within the Payout Criterion if they apply to or govern New York City.
- If a law raising the NYC Business or New York State corporate tax rate has become law in New York City before Jan 1, 2028, then the market resolves to Yes.
- If a law raising the NYC Business or New York State corporate tax rate has become law in New York City before Jan 1, 2029, then the market resolves to Yes.
- If a law raising the NYC Business or New York State corporate tax rate has become law in New York City before Jan 1, 2030, then the market resolves to Yes.
Open markets
PoliticsPOLYMARKETPresidential Election Winner 2028
- JD Vance-0.6pt24%
- Alexandria Ocasio-Cortez13%
- Jon Ossoff12%
+49 more outcomes
- Total Vol
- $704M
- 24h Vol
- $804.1K
POLYMARKETBrazil Presidential Election
- Luiz Inácio Lula da Silva-6.0pt53%
- Flávio Bolsonaro+5.5pt45%
- Renan Santos-0.3pt1%
+16 more outcomes
POLYMARKETWhich party will gain most seats in Russian Parliamentary Election?
- United Russia (ER)+5.0pt73.3%
- New People (NL)-2.7pt22.8%
- Liberal Democratic Party of Russia (LDPR)-0.9pt3%
POLYMARKETRepublican Presidential Nominee 2028
- J.D. Vance50%
- Marco Rubio-0.2pt20%
- Tucker Carlson3%
+39 more outcomes
- Total Vol
- $701.1M
KALSHI2028 Democratic presidential nominee
- Alexandria Ocasio-Cortez-1.0pt16.2%
- Jon Ossoff-2.0pt16.2%
- Gavin Newsom14.1%
+45 more outcomes
- Total Vol
- $213.4M
KALSHINew Hampshire Democratic Senate nominee?
- Chris Pappas+1.3pt100%
- Karishma Manzur-1.8pt0%
- Jared Sullivan-0.2pt0%
+3 more outcomes
- Total Vol
- $1.1M
- Next French Presidential Election
- US announces end of Iranian blockade by which date?
- Which party will win the U.S. House?
- 2028 Republican presidential nominee
- Clarity Act (H.R.3633) signed into law in 2026?
- Prime Minister of Israel after the next election?
- NH-01 Democratic nominee?
- Democratic Presidential Nominee 2028
- Russia Parliamentary Election Winner
- Balance of Power: 2026 Midterms
- NJ-07 House winner?
Frequently asked questions
- What are the current odds for Will Mamdani raise corporate taxes??
- Kalshi prices Before 2030 at 39% as of September 9, 2026.
- When does Will Mamdani raise corporate taxes? resolve?
- Will Mamdani raise corporate taxes? is scheduled to resolve on January 1, 2027.
- How is Will Mamdani raise corporate taxes? settled?
- Kalshi settles this market as follows: If a law raising the NYC Business or New York State corporate tax rate has become law in New York City before Jan 1, 2027, then the market resolves to Yes.