Will legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections become law before Nov 1, 2026
Leader sits at 11% across 4 bound outcomes, runner-up at 9%. This is a winner-take-all market — the headline is the leader’s price, not an arithmetic mean.
Leader probability
Before Jan 1, 2027
Outcomes
4
winner-take-all
Runner-up
9¢
Before Dec 1, 2026
Spread
2pp
contested
24h volume
$136K
liquid
Closes
Jan 1, 2027
162 days
Venue
Kalshi
4 bound
30-day trend
Bracket family
How the bracket ladder is priced.
Each row is one outcome on the venue. Sorted by 24h volume — the heaviest book is at the top.
Cluster 1
Will legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections become law before
Will legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections become law before Jan 1, 2027?: Before Jan 1, 2027
KXELECTIONBILL-27JAN01
Will legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections become law before Nov 1, 2026?: Before Nov 1, 2026
KXELECTIONBILL-26NOV01
Will legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections become law before Dec 1, 2026?: Before Dec 1, 2026
KXELECTIONBILL-26DEC01
Will legislation that requires proof of U.S. citizenship as a condition of registering to vote in federal elections become law before Oct 1, 2026?: Before Oct 1, 2026
KXELECTIONBILL-26OCT01
Analysis
This market estimates a 14% chance that federal legislation mandating proof of U.S. citizenship for voter registration will become law before January 1, 2027. The low probability reflects the compressed timeline—only 171 days remain—combined with the legislative hurdles required to pass and sign such a bill. Congress would need to prioritize this measure, achieve floor time, and secure passage in both chambers, then secure presidential signature. The probability rises slightly (to 5%) for a December 1 deadline, suggesting modest trader belief in late-year movement. Key drivers are congressional control, partisan appetite for voting regulation, and whether this becomes an election-year priority. The 2024 election cycle and ongoing voter eligibility debates create political momentum, but Senate filibuster rules and procedural constraints limit speed of passage.
- ›Congressional calendar capacity: Both chambers must allocate floor time between now and early January 2027, competing with appropriations, defense bills, and other priority legislation
- ›Senate filibuster threshold: In the current Senate, a voting rights measure would likely require 60 votes to overcome a filibuster, a supermajority rarely achieved on contested election law
- ›Divided partisan stakes: Republican-led House efforts face Democratic Senate opposition; resolution depends on whether a compromise version could emerge
- ›Presidential alignment: The bill requires executive signature; current administration's position and veto likelihood directly constrains probability
- ›State-level precursor activity: Early action in state legislatures or court challenges to existing voter registration practices could signal federal legislative intent
What moved the line
- Jul 16Before Nov 1, 2026↑6pp10→16¢ · Kalshi
- Jul 18Before Jan 1, 2027↓3pp17→14¢ · Kalshi
- Jul 18Before Nov 1, 2026↓3pp14→11¢ · Kalshi
Recently closed in election 2026
- Will Carlos Vila Nova win the 2026 São Toméan presidential electionlast 5% · 0d
- Will a budget resolution passed the House before Aug 1, 2026last 90% · 0d
- Will Travis Grantham be the Republican nominee for AZ-5last 50% · 1d
- Will Maria Flores be the Democratic nominee for AZ-08last 56% · 1d
- Will the Democratic National Committee's cash on hand be above 12000000 as of June 30, 2026last 73% · 2d
These markets stopped trading. Last odds and any captured outcome are shown above — full settlement detail lives at the venue.
More like this
Other questions in election 2026.
In election 2026
Related reading
2026 Midterm Elections: High-Volume Action on House and Senate Control
Democrats favored to win House at 82¢ (KXCONTROLH) while Senate is a toss-up. Key Senate races in Texas (55¢ R), Nebraska (28¢ independent), and Maine (34¢ R) see heavy trading. Primary markets are also active with high-volume contracts on Florida governor, Wisconsin governor, and Michigan Senate primaries.
2026 US Midterm Primaries Heat Up – Michigan Senate Race Draws Record Volume
The Michigan Senate Democratic primary has become the most actively traded election market, with Abdul El-Sayed leading at 67¢ and Haley Stevens at 31¢. Overall, Democrats are favored to keep the House (81¢) while the Senate remains a toss-up (Republicans 54¢). The SAVE Act (voter ID) languishes at 9¢.
How we compute these odds
SimpleFunctions aggregates live prediction-market contracts from Kalshi and Polymarket. Each slug groups contracts that resolve on the same underlying event, identified by venue event_id.
For binary slugs, the headline probability is the liquidity-weighted mid-price across all bound contracts. For multi-outcome slugs (e.g. elections with 3+ candidates), the headline is the leader’s price; we never arithmetically average disjoint outcomes — that would produce a number with no real-world meaning.
Snapshots refresh every 5 minutes during market hours; daily aggregates are computed at 04:00 UTC. The 30-day sparkline is drawn from per-ticker daily means stored in market_indicator_daily; 24h delta and movement events are derived from the same source.
Last updated on this page: just now.