Last Updated on September 26, 2026 by Karl Thompson
Zero tolerance policing means the police enforcing the law strictly against even minor offences and anti-social behaviour, on the theory that dealing with small problems prevents large ones.
- It targets low-level disorder — littering, begging, graffiti, fare evasion, public drinking, drug possession
- It follows from broken windows theory and is associated with Right Realism
- The famous case is New York from 1994, where crime fell dramatically
- Whether zero tolerance caused that fall is the central argument, and the evidence is against it
- It falls very unequally, and the people it is used against are overwhelmingly poor and disproportionately from ethnic minorities
Zero tolerance policing is an example of environmental crime prevention within the A-level sociology crime and deviance module, examined on Paper 3 (7192/3).
What Zero Tolerance Policing Means
Zero tolerance policing involves the police strictly enforcing every facet of the law, paying particular attention to minor activities that would often otherwise be ignored. Enforcement might take the form of on-the-spot fines, arrest, or — in some American jurisdictions operating three strikes rules — mandatory custodial sentences.
It also means the police being highly visible on the streets, acting as a physical deterrent, and working closely with the courts so that enforcement produces a consequence rather than a warning. In its harder forms it shades into military-style policing, where officers act against a whole community rather than against identified individuals.
Why it is supposed to work
The rationale comes from two places, and it is worth being able to name both.
From rational choice theory: offenders weigh the reward of crime against the risk of getting caught and the cost of punishment. Increasing the certainty and severity of punishment for minor offences shifts that calculation.
From Wilson and Kelling’s broken windows theory (1982): visible disorder signals that nobody is in control, which attracts more serious offending. Dealing firmly with the minor stuff stops the spiral before it starts.
A detail worth knowing, because it gets marks for precision: William Bratton, the New York police commissioner most associated with the approach, disliked the term ‘zero tolerance’ and did not use it to describe what he was doing. What New York actually implemented was a package — order maintenance policing, targeting of crime hot spots, problem-solving approaches, and the Compstat performance management system. ‘Zero tolerance’ is the label attached afterwards, largely by politicians elsewhere, and it describes the package less accurately than it describes the politics.
Examples of Zero Tolerance Policing
New York City
The best-known case. Following the election of Rudolph Giuliani as mayor in 1993 and the appointment of William Bratton as police commissioner in 1994, the New York Police Department reoriented patrol activity towards aggressive enforcement of minor offences.
Specific measures included a ‘clean car program’ on the subway, under which any carriage found carrying graffiti was taken out of service until it was cleaned, and sustained enforcement against fare evasion, public drinking and aggressive panhandling. At the time the city was in the grip of a crack cocaine epidemic and had very high levels of violent crime.
Crime in New York fell substantially over the following decade. The fall is not in dispute; what caused it is.
The United Kingdom
Zero tolerance approaches have been used in Britain in a more limited and localised way.
Liverpool adopted a zero tolerance approach from 2005, and recorded crime in the city fell over the following three years, with a reported fall in violent crime.
More recently, Thames Valley Police adopted a zero tolerance approach to knife crime in Slough in 2022, and Operation Deter in the Thames Valley area applies a policy of charging and remanding knife-crime suspects rather than releasing them under investigation.
ASBOs and the orders that replaced them are also a form of zero tolerance control, applying formal sanctions to behaviour that is anti-social rather than criminal — and making it criminal to repeat it. See ASBOs and the Orders That Replaced Them.
Evaluating Zero Tolerance Policing
The case for
It appears to work, and it works quickly. The New York figures are dramatic and they arrived within a few years, which no social crime prevention programme can offer.
It is relatively cheap compared with social solutions, and far cheaper than the long-term intervention programmes preferred by Left Realists — though considerably more expensive than situational measures like target hardening.
It makes the public feel something is being done, and it gives victims a sense that anti-social behaviour has consequences. Realist criminology of both kinds takes public fear of crime seriously, and visible enforcement addresses it directly.
The evidence on disorder policing is not entirely negative. Systematic reviews find that policing disorder is associated with a modest but statistically significant reduction in crime. The important qualification is in the next section.
The case against
The strategy that works is not the strategy politicians adopted. This is the single most useful finding for an essay. Systematic review evidence distinguishes two ways of policing disorder: aggressive order maintenance — arresting people for minor offences — and community or problem-solving approaches, where police work with residents to address recurring problems. The community and problem-solving approaches produce the crime reduction. Aggressive order maintenance on its own produces little or none. Zero tolerance, as commonly understood and as commonly sold, is the version that does not work.
Crime fell in places that did not do it. Crime declined across American and British cities from the mid-1990s regardless of policing strategy. Levitt and Dubner argued in Freakonomics (2005) that the New York correlation is coincidental, and pointed to other explanations. Other candidates include the decline of the crack epidemic, a shrinking population in the high-offending 16–24 age group, rising incarceration, better vehicle and household security, and the amount of time young people now spend indoors and online rather than on the street.
It produces enormous numbers of minor criminal records. Zero tolerance in New York generated around 25,000 arrests a year for cannabis possession by 2012 — roughly one every twenty minutes. Some of those arrested lost jobs or housing as a result. If labelling theory is right, criminalising someone for a minor offence makes further offending more likely, so the policy manufactures the criminal careers it was meant to prevent.
It is applied unequally. The overwhelming majority of those dealt with under zero tolerance in New York were Black or Hispanic. Zero tolerance hands officers wide discretion over what counts as behaviour worth acting on, and discretion is exactly where bias operates. A policy which says ‘enforce everything’ in practice means ‘enforce everything, against whoever officers decide to stop’.
It ignores serious crime. Zero tolerance is directed at street-level and minor offences. Marxists point out that it leaves untouched the corporate and state crimes that cause far greater harm, and that a police service concentrating on fare evasion is a police service not investigating fraud.
It does nothing about causes. Nobody stops being poor, marginalised or unemployed because they were fined for drinking in the street. Left Realists argue that zero tolerance damages the relationship between police and community, which reduces the flow of information the police need, which in turn pushes them further towards blanket enforcement — a spiral in which each round makes the next more necessary and less effective.
It may be ideological rather than practical. This is the conclusion worth reaching in an essay. Zero tolerance allows politicians to claim credit for reducing crime by being tough, at a moment when crime was falling anyway for reasons largely outside their control. Its extraordinary international spread is easier to explain by its political usefulness than by its evidential record.
| Zero tolerance policing — evaluation | |
|---|---|
| Supporting | Criticising |
| ✓ New York crime fell sharply after 1994 | ✗ Crime fell in cities that never adopted it |
| ✓ Produces visible results quickly | ✗ The correlation may be coincidental (Levitt and Dubner 2005) |
| ✓ Cheaper and faster than social crime prevention | ✗ Aggressive order maintenance alone shows little effect; community and problem-solving approaches do the work |
| ✓ Addresses public fear of crime and gives victims redress | ✗ Creates large numbers of minor criminal records — labelling |
| ✓ Systematic reviews find disorder policing has a modest effect | ✗ Applied overwhelmingly against ethnic minorities |
| ✗ Ignores corporate and state crime (Marxism) | |
| ✗ Damages police–community relations (Left Realism) | |
| ✗ Does nothing about the causes of crime | |
| ✗ May be politically rather than practically motivated |
Signposting and Related Posts
This post is written for students studying the crime and deviance topic as part of the AQA’s A-level sociology course, examined on Paper 3 (7192/3).
Zero tolerance policing is the leading example of environmental crime prevention, which sits alongside situational and social prevention in Crime Prevention and Control Strategies.
The theory behind it is evaluated in Broken Windows Theory: An Evaluation.
The perspective it comes from is Right Realist Criminology; the perspective that opposes it is Left Realist Criminology.
For how different perspectives view policing generally, see The Role of the Police in Controlling and Reducing Crime.
Please click here to return to the homepage – ReviseSociology.com
Sources
Wilson, J.Q. and Kelling, G.L. (1982) ‘Broken Windows’. The Atlantic, March 1982.
Levitt, S. and Dubner, S. (2005) Freakonomics. William Morrow.
Braga, A.A., Welsh, B.C. and Schnell, C. (2019) ‘Disorder Policing to Reduce Crime: An Updated Systematic Review and Meta-Analysis’. Campbell Systematic Reviews.
HMICFRS, What Works: Evidence on Zero Tolerance Policing.