Short Answer

Both the model and the market expect Mamdani will establish a Department of Community Safety before 2027, with no compelling evidence of mispricing.

1. Market Behavior & Drivers

This market has experienced a significant and accelerating downward trend, indicating a sharp decrease in perceived probability. The price opened at 39.0% and drifted slightly before a dramatic sell-off in late April 2026. Two consecutive major drops occurred, with the price falling 9.0 percentage points on April 27, followed by an 11.0 percentage point decline on April 28, bringing the market to its current and all-time low of 15.0%. The provided context does not offer any specific news or developments that would explain the catalyst for this sudden, sharp decline in market sentiment.
The market's initial price of 39.0% acted as a resistance level that was never breached. The price now sits at a new potential support level of 15.0%, which has yet to be tested. The total trading volume of 5,884 contracts suggests a history of moderate engagement and conviction among participants over the market's lifetime. However, the lack of specific volume data corresponding to the recent price drops makes it difficult to ascertain the conviction behind those specific moves. Overall, the price action reflects a strong and decisive shift in market sentiment, with participants now pricing the establishment of the department before 2027 as a low-probability event.
  • Mamdani chairs Public Safety; influences police funding and policy.
  • Establishing a new department requires significant legislative action and charter amendment.
  • Police Benevolent Association lobbies heavily, influencing public safety outcomes.
  • NYC Crisis Management System effectively reduces gun violence, offering alternative models.
  • Key NYC budget deadlines for Fiscal Year 2026 are already underway.
  • Market sentiment has significantly declined over the past two days.

Who Wins and Why

Outcome Market Model Why
Yes 15.0% 13.1% Mamdani has publicly committed to establishing a new Department of Community Safety.

2. Price Chart

Historical Price (Probability)

Outcome probability
Date

3. Significant Price Movements

Notable price changes detected in the chart, along with research into what caused each movement.

📉 April 28, 2026: 11.0pp drop

Price decreased from 26.0% to 15.0%

Outcome: Yes

What happened: No supporting research available for this anomaly.

📉 April 27, 2026: 9.0pp drop

Price decreased from 32.0% to 23.0%

Outcome: Yes

What happened: No supporting research available for this anomaly.

4. Market Data

Contract Snapshot

The market resolves to "Yes" if a law establishing or renaming an existing agency to the Department of Community Safety becomes binding law in New York City before January 1, 2027. Otherwise, it resolves to "No". The market will close early if the law is enacted; otherwise, it closes by December 31, 2026, at 11:59 PM EST, with a projected payout 30 minutes after closing.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability
Yes $0.22 $0.84 15%

Market Discussion

One trader believes that Mayor Mamdani could establish a Department of Community Safety through executive action, potentially without broad support, considering the "Yes" outcome to be "shockingly cheap" or undervalued. However, the broader market currently indicates a low probability (around 22%) for the department's establishment before 2027. While there are no explicit arguments for "No" from traders, the market's pricing heavily favors the "No" outcome, reflecting a consensus against the department being created within the specified timeframe.

5. Trust Index

Octagon Trust Index Kalshi 65 Caution

Order book is critically thin.

Primary risk· Trade quality

How it adds up
Integrity80% of score80Good
Trade quality20% of score3Avoid

Includes the cost to trade: a $10,000 order can't be filled here because the order book is too thin.

Trust score65Caution

Weighted blend with hard caps — a critically weak safety pillar, or a severe trading anomaly, caps the total regardless of the rest. Full methodology · About the Trust Index

Trust profile
Integrity4 screens run · 6 don't apply
Market integrity
72Good

Outcome is hard to influence

Large tradesTrade signals · medium confidence

Largest single print on KXNYCDEPTSAFETY-27JAN01 carried 61% of its $350 tape (window is 100% of 24h flow; print is 2d old)

Screened clean
Thin-volume movesMoves carried volume Clear
Size patternsNo distribution read Clear
2 screens not run
Outcome control · doesn't apply to this market type
Thin-leg conviction · doesn't apply to this market type
Info fairness
80Good

Structural prior — no screens apply

No suspicious activity on any screen

Screened clean
Information exposureNo concentrated group can know the outcome materially early. Clear
4 screens not run
Move vs. catalyst · doesn't apply to this market type
Longshot repricing · doesn't apply to this market type
Pre-broadcast certainty · doesn't apply to this market type
Cross-venue timing · doesn't apply to this market type
Resolution quality
92Strong

Resolution mechanism is dependable

No suspicious activity on any screen

Resolution rules read: Clear

Liquidity
4Very thin

Hard to fill near the screen price

1 contract

Yes4
Very thin · low confidence

Light recent trading — size may not fill near the screen price.

Move quality
58Mostly confirmed

Most moves carried real volume

1 contract

Yes58
Mostly confirmed · medium confidence

Volume opposes the move over 24h

Rule clarity
100Clear

Counts toward Resolution quality, not here

1 contract

Yes100
Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear
Trade quality
3Avoid

Order book is critically thin

Thin market — entering or exiting at fair value will be difficult.

Outcome quality 4 (notional-weighted)

$100 order: 7.2c slippage (~63% of a 11.5c contract)

$1,000 order: 26.7c slippage (~232% of a 11.5c contract)

$10,000 order: book too thin to fill

Yes4Market scoreLiquidity4Move quality58Rule clarity100
Why 4
Liquidity
4 · Very thin · low confidence

Light recent trading — size may not fill near the screen price.

Move quality
58 · Mostly confirmed · medium confidence

Volume opposes the move over 24h

Rule clarity
100 · Clear · high confidence

All checks pass

objective outcome · Clearofficial source · Cleartime boundary · Clear

underwriting_v1.4 · computed Sep 23, 2026

6. How Does NYC Public Safety Committee Approach Police Funding?

Relevant CommitteeNew York City Council Committee on Public Safety [1]
Committee ChairCouncil Member Zohran Mamdani [1]
NYPD FY2026 BudgetNear $6.4 billion [2]
The New York City Council's Committee on Public Safety, led by Chair Zohran Mamdani [1], oversaw the police department's FY2026 budget cycle. Adopted in mid-2025, this budget maintained the New York City Police Department's allocation near $6.4 billion [2].
Committee members expressed support for alternative public safety initiatives. Chair Mamdani and other progressive council members consistently advocated for reallocating police funding towards community-based programs [2]. During the FY2026 budget discussions, the City Council identified significant funding gaps in the Mayor’s Executive Budget for proven public safety efforts, including anti-violence initiatives and community-based alternatives to policing [3]. This indicates a strong interest among some members in supporting alternative safety measures.
Specific voting records of individual members remain unavailable. Despite these advocacy efforts, detailed individual voting records for Public Safety Committee members on amendments to the police department's budget during the FY2026 cycle were not provided in the available research [2]. While the overall City Council ultimately adopted a budget that held the NYPD's funding near its existing figure [2], specific committee-level voting records for individual members are not confirmed by the sources.
Sources (3)
  1. 1The New York City Council - Committee on Public Safetylegistar.council.nyc.gov
  2. 2NYPD budget holds near $6.4B as Mamdani's safety plans go unfunded - Gothamistbeta.gothamist.com
  3. 3NYC Council Identifies Outstanding Funding Gaps for Programs and Services that Improve Public Safety in Mayor’s FY 2026 Executive Budget - Presscouncil.nyc.gov

7. How Is a New City Department Legally Established?

Primary Method for Department CreationLocal law amending City Charter [1]
Initial Administrative StepMayoral executive order for an office [2]
Department of Community Safety StatusLegislation (Int 0403-2026) introduced to amend Charter [3]
Creating a new city department generally requires legislative action and charter amendment. This process typically necessitates a local law that amends the City Charter, which must be enacted by the City Council and subsequently signed by the Mayor [1]. While a mayoral executive order can establish an administrative office as an initial step, a full department with budgetary and operational independence usually necessitates this more formal legislative action or a broader charter revision [2].
Mayor Mamdani’s initiative began as an office, now seeks full department status. In the case of Mayor Mamdani's initiative, the Office of Community Safety was initially established through an executive order, serving as a preliminary measure [4]. To formally create the Department of Community Safety, legislation, specifically Introduction 0403-2026, has been introduced in the City Council, proposing to amend the City Charter to officially establish the department [3].
Research does not provide a formal legal counsel opinion on this proposal. Regarding a formal opinion from the city's legal counsel on the feasibility or timeline for this specific proposal, the available research does not provide this information. Although legislative documents may include fiscal implications, they do not present a legal counsel's opinion on the broader aspects of establishing the Department of Community Safety [5].
Sources (5)
  1. 1https://www.nyc.gov/html/records/pdf/section%201133_citycharter.pdfnyc.gov
  2. 2Giving Birth to a New Agency - Paths to Mayor Mamdani's Department of Community Safety - CityLandcitylandnyc.org
  3. 3The New York City Council - File #: Int 0403-2026intro.nyc
  4. 4Mamdani to create Office of Community Safety, a first step in fulfilling campaign promise - Gothamistgothamist.com
  5. 5https://legistar.council.nyc.gov/ViewReport.ashx?Extra=WithText&GID=61&GUID=BF22145D-0161-4CBB-BB85-A7AF812B992F&ID=7785402&M=R&N=Master&Title=Legislation+Details+%28With+Text%29legistar.council.nyc.gov

8. How Much Did the NYC PBA Spend on Lobbying and Campaigns?

2022 Lobbying Expendituresapproximately $379,165 [1]
2023 Independent Expenditures$1,440,929.35 [2]
Highest Individual Beneficiary (2023)Julie Menin ($157,404.99) [3]
The Police Benevolent Association spent significant funds on lobbying and campaigns. New York City's primary police union, the Police Benevolent Association (PBA), reported approximately $379,165 in lobbying and related expenditures for calendar year 2022 [1]. Additionally, the PBA made $1,440,929.35 in independent expenditures for public campaign spending during the 2023 election cycle [2].
Several City Council members received substantial PBA campaign support. During the 2023 election cycle, the PBA's independent expenditures primarily benefited a number of City Council members. The top five recipients were Julie Menin (Council District 5) at $157,404.99, Kristy Marmorato (Council District 13) at $122,810.00, Marjorie Velazquez (Council District 13) at $122,780.00, Selvena Brooks-Powers (Council District 31) at $120,410.00, and Linda Lee (Council District 23) at $116,980.00 [3]. These figures represent the amounts the PBA independently spent to advocate for these candidates through methods such as advertising and outreach [3].
Sources (3)
  1. 1PBA OF NEW YORK CITY - Summarypublicunionfacts.com
  2. 2Independent Spenders: Expenditures - Follow the Money | NYCnyccfb.info
  3. 3NYC Campaign Finance Board: Independent Spender Profilenyccfb.info

9. What Are the Key Outcomes of NYC's Crisis Management System?

CMS Gun Violence Reduction21% in targeted precincts (Fiscal Year 2022) [1]
CMS Total Operations CostApproximately $150 million (Fiscal Year 2022) [2]
Citywide Mental Health 911 Calls Increase25% (between 2019-2021) [1]
New York City's Crisis Management System effectively reduces gun violence. This network of community-based violence interruption programs reduced gun violence by an estimated 21% in its active areas during Fiscal Year 2022 [1]. The total cost for CMS operations across all city agencies was approximately $150 million in Fiscal Year 2022 [2]. While CMS is shown to reduce violence, the provided reports do not offer specific 911 call diversion rates directly attributed to its interventions or a cost-per-response metric for individual engagements. The need for alternative crisis response models is further highlighted by a 25% increase in 911 calls for mental health crises citywide between 2019 and 2021, with police still responding to 80% of these incidents [1].
Other community safety programs lack detailed performance metrics. Beyond the Crisis Management System, New York City operates several additional community safety initiatives and pilot programs. These include Mayor Adams' initiative to improve quality of life in high-crime areas [3], the Brooklyn District Attorney's expanding "Project Restore" program which offers alternatives to incarceration [4], and the NYPD's expanded "Quality of Life Teams" [5]. However, specific performance metrics, such as 911 call diversion rates or cost-per-response, and detailed budget allocations for these particular programs are not provided in the most recent city manager's report or other available sources [3].
Sources (5)
  1. 1Safer for All - Office of the New York City Comptroller Mark Levinecomptroller.nyc.gov
  2. 2https://comptroller.nyc.gov/wp-content/uploads/documents/The-Cure-for-Crisis.pdfcomptroller.nyc.gov
  3. 3Mayor Adams Announces Pilot Program to Improve Quality of Life in Persistently High-Crime Areas, Root out Causes of Systemic Violence and Disordernyc.gov
  4. 4After Bed-Stuy success, Brooklyn DA plans Project Restore expansion to Brownsville • Brooklyn Paperbrooklynpaper.com
  5. 5NYPD Expands Quality of Life Teams to the Bronx Following Successful Pilot Program | City of New Yorknyc.gov

10. What are the key NYC Fiscal Year 2026 budget deadlines?

Preliminary Budget SubmissionJanuary 16, 2025 [1]
Executive Budget ReleaseMay 2025 [2]
City Council Budget AdoptionJune 30, 2025 [3]
Mayor Adams submitted New York City's initial budget in January 2025. The preliminary budget for New York City's Fiscal Year 2026 was released by Mayor Adams on January 16, 2025 [1]. This initial submission, known as the Preliminary Budget, provides estimates for the upcoming fiscal year and subsequent years [4]. Subsequently, the Mayor released the Executive Budget for Fiscal Year 2026 in May 2025, detailing further investments across various sectors [2].
The City Council finalized budget amendments by late June 2025. Following the Mayor's submission, the City Council reviewed the Executive Budget and held hearings. The final date for the City Council to introduce and vote on amendments for new departmental funding was June 30, 2025 [3]. This deadline is crucial for the Council to finalize and approve any amendments before the new fiscal year commences on July 1 [4].
Sources (4)
  1. 1Fiscal Year 2026 Budget - Budgetcouncil.nyc.gov
  2. 2Mayor Adams Releases “Best Budget Ever,” Fiscal Year 2026 Executive Budget Makes Significant Investments in Safety, Affordability, and Quality of Life, Expands Opportunities for Working-Class New Yorkers - NYC Mayor's Officenyc.gov
  3. 3New York City Council Votes to Adopt the Fiscal Year 2026 Budget - Presscouncil.nyc.gov
  4. 4The Budget Process - Budgetcouncil.nyc.gov