Permitted Levels 
Outcome 
  
  
  
Less than or equal to 230 *E. coli*/100g flesh 
May go direct for human consumption if end product standard met. 
A 
<230 
  
  
  
More than 230 and less than or equal to 4,600 E. coli/100g flesh (in 90% of 
samples)  
Must be subject to purification, relaying in Class A area (to meet Category A requirements) or cooked by an approved 
method. 
B 
231-  4600 
  
Must be subject to relaying for a period of at least 2 months or cooked 
by 
an 
approved 
  
  
More than 4,600 and less than or equal to 46,000 *E.coli*/100g flesh  
method. 
C 
4601-  46,000 
  
46,001 and above *E.coli*/100g flesh 
Prohibited. 
Harvesting 
not 
permitted 

STATUS * -- refers to whether the bed is open or closed for commercial harvesting. Closures may be due to official control monitoring results that exceed the EU