How Food Hygiene Rating Systems Work Around the World

Date modified: 4th February 2026 | This article explains how food hygiene rating systems work around the world and what inspectors assess. You can also check out the Food Safety Audits Guide.

Food safety audits and inspections are how authorities verify that your business maintains proper hygiene standards. Whether it is an Environmental Health Officer in the UK, a Health Inspector in the USA, or an Environmental Health Practitioner in Australia, these professionals assess your operations against food safety laws and assign a public rating.

Understanding how rating systems work helps you prepare for inspections and maintain the standards that lead to high scores. This article covers the major rating schemes worldwide, what inspectors look for, and how to achieve and maintain a top rating.

Key Takeaways

  • Rating scales vary: UK uses 0-5, NYC uses letter grades (A/B/C), Australia uses stars, Denmark uses smileys
  • Three core areas: Inspectors worldwide assess food handling, premises condition, and management systems
  • Frequency depends on risk: Higher-risk businesses get inspected more often, typically every 6-12 months
  • Display requirements differ: Mandatory in Wales, Northern Ireland, and NYC; voluntary in England
  • High ratings require: Staff training, systematic record keeping, premises maintenance, and consistent daily practices

Article Content

Why food hygiene ratings exist

Governments around the world have developed public food hygiene rating systems to help consumers make informed choices about where they eat. These schemes share a common purpose: transparency. When you can see a restaurant's hygiene score before you walk in, you can make a decision based on more than just the menu.

For food businesses, these ratings serve as both accountability and opportunity. A high rating demonstrates your commitment to food safety and can distinguish you from competitors. A low rating signals that improvements are needed and may impact customer trust.

While the specific scales and enforcement vary by country, the underlying principle is universal: regular inspections by trained professionals, assessment against food safety standards, and public disclosure of results.

How rating scales work

Different countries use different scales, but they all communicate the same basic information: how well a food business manages food safety at the time of inspection.

Numeric scales (0-5)

The UK uses a 0-5 scale through the Food Hygiene Rating Scheme (FHRS):

RatingMeaning
5Hygiene standards are very good
4Hygiene standards are good
3Hygiene standards are generally satisfactory
2Some improvement is necessary
1Major improvement is necessary
0Urgent improvement is required

This scale gives granular feedback. A business rated 4 knows they are doing well but have room to reach the top. A business rated 2 has a clear signal that changes are needed.

Letter grades (A-C)

New York City uses letter grades displayed prominently at restaurant entrances:

GradeMeaning
AExcellent food safety practices
BGood, but some violations found
CNeeds significant improvement

Restaurants scoring below C receive a "Grade Pending" sign and must be re-inspected. The simplicity of A/B/C makes it easy for consumers to quickly assess a venue.

Star ratings

Australia and New Zealand use star-based systems through programs like "Scores on Doors":

StarsMeaning
5 starsExcellent
4 starsVery good
3 starsGood
2 starsNeeds improvement
1 starPoor

Pass/Fail systems

Some jurisdictions use simpler pass/fail approaches. Toronto's DineSafe program uses:

StatusMeaning
PassMeets food safety requirements
Conditional PassMinor issues found, follow-up required
ClosedSignificant health hazard, cannot operate

Visual symbols

Denmark's Smiley System uses emoticons that anyone can understand at a glance:

  • 😊 No issues found
  • 🙂 Minor issues, follow-up may be needed
  • 😐 Enforcement notice issued
  • 😞 Fine or conditional approval
  • 🚫 Establishment closed

This visual approach transcends language barriers and makes ratings immediately accessible to tourists and locals alike.

What inspectors assess

Despite the different scales, inspectors worldwide evaluate similar core areas. Understanding these helps you prepare for inspections regardless of where you operate.

Food handling practices

Inspectors observe how food is stored, prepared, and served. They check whether:

  • Raw and ready-to-eat foods are properly separated
  • Food is stored at correct temperatures
  • Staff follow proper cooking and reheating procedures
  • Cross-contamination risks are controlled

Premises condition

The physical environment matters. Inspectors assess:

  • Cleanliness of surfaces, equipment, and storage areas
  • Condition of walls, floors, and ceilings
  • Adequacy of lighting and ventilation
  • Pest control measures
  • Hand washing facilities

Management systems

This is where many businesses fall short. Inspectors want to see evidence that food safety is managed systematically, not left to chance:

  • A documented food safety management system based on HACCP principles
  • Temperature monitoring records
  • Cleaning schedules that are actually followed
  • Staff training documentation
  • Allergen information and controls

In the UK, this "confidence in management" category carries significant weight. Inspectors assess whether management understands food safety requirements and whether the business will maintain standards between inspections.

How often inspections happen

Inspection frequency typically depends on risk level and previous performance.

Risk-based scheduling

Higher-risk businesses receive more frequent inspections. A restaurant cooking raw meat daily poses more risk than a shop selling pre-packaged items.

In the UK, businesses are categorised A-E based on risk:

CategoryInspection frequency
AAt least every 6 months
BAt least every 12 months
CAt least every 18 months
DAt least every 2 years
EAt least every 3 years

Similar risk-based approaches exist in most jurisdictions. New York City inspects restaurants at least annually, with more frequent visits for those with previous violations.

Previous performance matters

A business that scores poorly will typically receive more frequent inspections until they demonstrate sustained improvement. Conversely, consistently high performers may see longer intervals between routine inspections.

Display requirements

Whether you must display your rating varies by location.

Mandatory display

In these places, you are legally required to show your rating:

  • Wales and Northern Ireland (UK): Must display FHRS rating at entrance
  • New York City: Letter grade must be posted conspicuously
  • Toronto: DineSafe status must be displayed
  • Denmark: Smiley report must be visible

Failure to display can result in fines. In Wales, the requirement came into effect in 2013 under the Food Hygiene Rating (Wales) Act.

Voluntary display

In other places, display is encouraged but not required:

  • England: Display is voluntary, though 67% of businesses choose to show their ratings
  • Scotland: Voluntary under Food Hygiene Information Scheme
  • Many Australian states: Voluntary participation in Scores on Doors

Even where display is voluntary, businesses with high ratings tend to display them prominently. It makes sense: a top rating is a competitive advantage worth advertising.

Finding ratings online

Consumers can typically check ratings before visiting a business:

  • UK: The Food Standards Agency website allows searching by business name or postcode
  • USA: Local health department websites publish inspection results (varies by city/state)
  • Australia: Council websites often list participating businesses and their scores
  • Canada: Toronto Public Health maintains the DineSafe database online

Many review platforms like Google, TripAdvisor, and Yelp now incorporate official hygiene ratings where available, making it even easier for consumers to factor food safety into their decisions.

Appeals and re-inspections

If you disagree with your rating or have made improvements, most systems offer remedies.

Right to appeal

In the UK, businesses can appeal their rating within 21 days if they believe the score is unfair or inaccurate. The local authority reviews the appeal and may adjust the rating if the original assessment was flawed.

Requesting re-inspection

Most jurisdictions allow businesses to request a re-inspection after making improvements. In the UK, this typically costs a fee (set by the local authority). In New York City, restaurants can request a re-inspection if they believe their grade is inaccurate.

The key is to ensure improvements are genuine and sustainable before requesting re-inspection. Cosmetic fixes that do not address underlying issues will not result in a better score.

Achieving and maintaining high ratings

The principles for achieving high ratings are consistent worldwide:

Staff training

Comprehensive training on food hygiene practices is essential. Staff should understand:

  • Temperature control requirements
  • Cross-contamination prevention
  • Personal hygiene standards
  • Cleaning and sanitisation procedures
  • Allergen management

Regular refresher training keeps knowledge current and demonstrates ongoing commitment to food safety.

Systematic record keeping

Inspectors look for evidence that food safety is managed consistently, not just on inspection day. Maintain records of:

  • Daily temperature checks (fridges, freezers, cooking, hot holding)
  • Cleaning schedules and completion
  • Staff training dates and topics
  • Supplier information and delivery checks
  • Corrective actions taken when issues arise

Digital systems like Pilla make record keeping easier and provide instant access to historical data during inspections.

Premises maintenance

Structural issues and equipment problems can drag down ratings:

  • Repair damaged surfaces promptly
  • Maintain equipment in good working order
  • Address pest-proofing gaps
  • Ensure hand wash facilities are always stocked and functional

Consistent daily practices

The most important factor is what happens every day, not just when preparing for an inspection. Businesses that maintain high standards consistently will naturally score well when inspectors arrive unannounced.

Using your rating for marketing

A high food hygiene rating is a marketing asset. Consider:

  • Displaying the rating prominently at your entrance
  • Including it on your website and social media
  • Mentioning it in promotional materials
  • Adding it to online ordering platforms

Research shows consumers increasingly factor hygiene ratings into their dining decisions. A visible top rating builds trust before customers even look at your menu.

Summary

Food hygiene rating systems exist worldwide to protect public health and inform consumer choice. While the specific scales vary, from the UK's 0-5 to New York's letter grades to Denmark's smileys, they all assess the same fundamentals: how food is handled, the condition of premises, and the effectiveness of management systems.

For food businesses, understanding your local rating system is the first step. The next is building the daily practices and documentation that lead to consistently high scores. Regular internal audits, comprehensive staff training, and systematic record keeping will serve you well regardless of which inspector walks through your door.