Enteric Disease Exclusion
Summary Chart

Amebiasis ◊

Campylobacter

Shiga toxin producing E. coli
(STEC)

Viral
Gastroenteritis (Norovirus and others)

Giardiasis

Hepatitis A

Salmonellosis ◊

Shigellosis ◊

Acute Typhoid Fever ◊

Chronic Typhoid Carrier ◊

Vibrioses
(Not Cholera)

Cholera
(Vibrio cholerae O1 or O139)◊

Cryptosporidium

Exclusion-Case in SOS*
(Symptomatic)

Yes
(foodhandler only ◊)
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade I-A

Yes
Grade II-A

Yes ◊
Grade III-A

Yes ◊
Grade III-A

Yes ◊
Grade III-A

Yes ◊
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade II-A

Exclusion-Case in SOS*
(Asymptomatic or previously symptomatic but now recovered)

Yes
(foodhandler only ◊)
Grade III-A

No
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

No
Grade I-A

No, if past communicable period.
Grade II-A

Yes ◊
(** Disagreement exists. Code requires this, but literature does not support)
Grade III-C

Yes ◊
(** Disagreement exists. Code requires this, but literature does not support) Grade III-C

Yes ◊
Grade III-A

Yes ◊
 Grade III-A

No
Grade III-C

Data from literature are conflicting

No
Grade II-A

Clearance-Case in SOS*

Yes
(foodhandler only ◊)
Disagreement exists among sources regarding clearance of other SOS, so no grade.

No clearance.
Exclude until 48 hours after first normal stool.
Grade III-A

Yes
2 negative stool cultures taken 24 hours apart
Grade III-A

No Clearance.
Exclude until 48 hours after symptoms cease.
Grade III-A

Disagreement exist between sources on clearnace and exclusion
Grade I-A

No Clearnce.
Exclude until 7 days after onset of jaundice and/or until diarrhea resolves.
Grade II-A

Yes
Disagreement exist between sources
Grade III-A

Yes
Grade II-A

Yes
Grade III-A

Yes 
Grade III-A

Not required
Grade III-C

Yes
Grade III-A

Not required
Grade II-A

Exclusion of Contact (Symptomatic)

Yes
(foodhandler only ◊)
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade I-A

Yes
Grade II-A

Yes ◊
Grade III-A

Yes ◊
Grade III-A

Yes ◊
Grade III-A

Yes ◊
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade II-A

Exclusion of Contact (Asymptomatic)

No
Grade III-A

Specific recommendation to exclude asymptomatic contacts unavailable in literature reviewed

Specific recommendation to exclude asymptomatic contacts unavailable in literature reviewed

No
Grade III-A

No
Grade I-A

No
Grade II-A

No
Grade III-C

No
Grade III-C

Yes ◊
Grade III-B

Yes ◊
 Grade III-B

Specific recommendation excluding asymptomatic contacts unavailable in literature reviewed.

No
 Grade III-A

No
Grade II-A

Exclusion-Case in Children
(Group setting with children ≤ 5 years of age)
(Symptomatic)

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade II-A

Yes
Grade III-A

Yes
Grade I-A

Yes
Grade II-A

Yes
Grade III-A

Yes
Grade II-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Yes
Grade III-A

Exclusion-Case in Children
(Group setting with children ≤ 5 years of age)
(Asymptomatic or previously symptomatic but now recovered)

Insufficient evidence for recommendation

No
Grade III-B

Yes
Grade III-A

Yes
Grade III-A

No
Grade I-A

No
Grade II-A

Insufficient evidence for recommendation

Yes
Grade II-C

Yes
Grade III-A

Yes.
Grade III-A

No
 Grade III-A

No
Grade III-A

No
Grade II-A

◊ Applicable Code

CCR 2550

None

None

None

None

None

CCR 2612

CCR 2613

CCR 2628

CCR 2628

None

CCR 2556

None

* SOS (Sensitive Occupations or Situations) is not defined precisely in either the Code of Regulations or Health & Safety Code. See Attachment 2 for the definition of food workers.
◊ See California Code of Regulations, Attachment 1, for details.
+ Local health departments may elect to follow more restrictive exclusion and clearance criteria
** See individual disease summary pages for details on disagreements between code and literature recommendations.