8 CCR 1201-19 Part 8 - Equine Infectious Anemia
8.1. Definitions
8.1.1. "Adjacent herd" means a group or
groups of Equidae having any direct contact with an affected herd or positive
animal or any herd separated by a distance of less than two hundred (200)
yards. Adjacent herds are considered exposed herds.
8.1.2. "Affected herd" means a herd of
Equidae that contains or has contained one or more animals infected with equine
infectious anemia and that has not tested negative for all required follow-up
tests for release from quarantine.
8.1.3. "Approved laboratory" means a
laboratory approved prior to operating by the State Veterinarian and USDA APHIS
VS.
8.1.4. "Contact herd" means a
non-adjacent herd in which exposed Equidae have been identified.
8.1.5. "Equidae" means all members of the
genus Equus which includes but is not limited to horses, asses, hinnies, mules,
donkeys, burros, ponies, and zebras.
8.1.6. "Equine infectious anemia (EIA)" means
a blood borne viral infectious disease of Equidae caused by a lentivirus. The
infection is characterized by three distinct forms: acute, chronic (both
associated with clinical signs of disease), and in-apparent.
8.1.7. "Exposed herd" means Equidae that have
been in contact with, associated with, or adjacent to animals known to be EIA
positive.
8.1.8. "Herd" means one
or more Equidae maintained on common ground under single or multiple ownership
or supervision that are geographically separated but can have an interchange or
movement without regard to health status.
8.1.9. "Herd plan" means a herd management
and testing agreement designed by a state or federal veterinarian and a herd
owner to control and eradicate EIA from an affected, adjacent, or exposed herd
of Equidae.
8.1.10. "Index case"
means the first disclosed case of EIA on a premises or area.
8.1.11. "NVSL" means the USDA, National
Veterinary Services Laboratory in Ames, Iowa.
8.1.12. "Official test" means the agar gel
immunodiffusion (AGID) or "Coggins" test, the enzyme-linked immunosorbent assay
(ELISA) test any USDA licensed tests, or any other diagnostic test approved by
the State Veterinarian.
8.1.13.
"Positive" means any Equidae that discloses a positive reaction to an official
test for EIA.
8.1.14. "Test
eligible" means all Equidae other than foals less than six (6) months of age
accompanied by their negative tested dam.
8.1.15. "VS Form 10-11" means the official
USDA Veterinary Services laboratory submission form used in testing Equidae for
EIA.
8.2. Authority to
Require Test
8.2.1. Under authority of the
State Veterinarian, a state or federal veterinarian or an accredited
veterinarian may conduct an official test on any test eligible Equidae known or
suspected to be infected with or exposed to EIA.
8.3. Authority to Enter Premises
8.3.1. An authorized agent of the Colorado
Department of Agriculture shall have the authority to enter any premises,
place, building, or enclosure, upon consent of the equine owner or agent, for
the purpose of inspecting, testing, identifying, and examining Equidae found or
suspected to be exposed or infected with EIA.
8.4. Reporting of Test Results
8.4.1. Approved laboratories shall notify the
State Veterinarian's office and the individual submitting the sample for
testing within twenty-four (24) hours of all positive test results.
8.4.2. Approved laboratories shall report
test results only when samples are properly submitted and accompanied by a
completed VS Form 10-11 or other electronic form approved by the State
Veterinarian.
8.5.
Testing and Classification of Equidae
8.5.1.
All Equidae tested for EIA pursuant to an official test shall be classified as
negative or positive.
8.5.2.
Positive Equidae and retests.
8.5.2.1. A
positive is any Equidae that discloses a positive reaction to an official
test.
8.5.2.2. Equidae classified
as positive shall be retested within seven (7) days following the date of the
original test.
8.5.2.3. Any Equidae
found to be positive to a USDA approved test for EIA shall be placed under
quarantine by the State Veterinarian or his authorized
representative.
8.5.2.4. The NVSL
results shall determine the Equidae's final EIA status.
8.5.2.5. All positive Equidae shall be held
in isolation, as described in Part 8.9 and under quarantine until the retest
results are received.
8.5.2.6. All
other Equidae on the premises shall be placed under a hold order until the
retest results are received.
8.5.2.7. All other Equidae on the premises
shall be EIA tested if an index positive case is confirmed.
8.5.2.7.1. All Equidae on the premises shall
be retested not sooner than 60 days but not longer than 120 days after the last
known exposure to any EIA positive Equidae.
8.5.2.7.2. Foals nursing EIA positive mares
shall be tested not less than sixty (60) days nor more than one hundred twenty
(120) days after weaning and isolated from any positive animal. If positive,
foals may remain under quarantine for additional testing at the discretion of
the State Veterinarian.
8.5.2.7.3.
All exposed Equidae shall be required to have two consecutive negative tests to
be classified as negative for EIA.
8.5.3. Testing in Exposed, Contact, and
Adjacent Herds
8.5.3.1. All test eligible
Equidae epidemiologically determined to have been exposed to any EIA positive
Equidae shall be placed under a hold order and tested by a state or federal
veterinarian, or an accredited veterinarian.
8.5.3.1.1. All test eligible animals within
exposed or adjacent herds within the state shall be tested within thirty (30)
days of notification.
8.5.3.1.2.
All Equidae in an adjacent or exposed herd shall be retested not sooner than
sixty (60) days but not longer than one hundred twenty (120) days after the
last known exposure to an EIA positive Equidae.
8.5.3.2. All test eligible Equidae in a
contact herd shall be placed under a hold order until exposed Equidae have been
tested by a state, federal, or accredited veterinarian.
8.5.3.2.1. All exposed Equidae shall be
tested within thirty (30) days of notification.
8.5.3.2.2. All exposed Equidae shall be
retested not sooner than sixty (60) days but not longer than one hundred twenty
(120) days after the initial test.
8.5.3.3. Exposed, contact, or adjacent herd
Equidae tested by state or federal veterinarians and completed at the National
Veterinary Services Laboratory (NVSL) shall be tested at state or federal
expense providing funds are available.
8.5.3.4. Exposed, contact, or adjacent herd
Equidae tested by accredited veterinarians shall be tested at the owner's
expense unless state or federal funds are available.
8.5.3.5. Epidemiologic data may be considered
in the testing requirements and release of quarantine or hold order for
exposed, contact, and adjacent herds.
8.6. Quarantines and Hold Orders
8.6.1. Any Equidae confirmed positive by an
official test shall be quarantined.
8.6.2. The quarantine shall include the
positive Equidae and other exposed Equidae on the premises.
8.6.3. A hold order shall be placed on all
premises within 200 yards of the premises of the index case and on exposed and
contact herds based on epidemiologic evidence.
8.7. Identification of Positive Equidae
8.7.1. Any Equidae that has been confirmed
positive, as in Part 8.5, shall be permanently identified with an ISO-compliant
microchip or other electronic identification device, or other methods approved
by the State Veterinarian, no more than fifteen (15) days after the date of the
official test. The information pertaining to the electronic identification
shall be reported to the State Veterinarian.
8.8. Disposition of EIA Positive Equidae
8.8.1. Confirmed positive EIA Equidae shall
be euthanized, or isolated as described in Part 8.9.4., if approved by the
State Veterinarian. Euthanasia or isolation as described in Part 8.9.4 must
occur within seven (7) days after NVSL confirmation.
8.8.2. All Equidae euthanized prior to
permanent identification shall be reported immediately to the State
Veterinarian and then described in a written statement by the accredited
veterinarian or authorized agent certifying the euthanasia.
8.9. Movement and Stabling of Positive
Exposed Animals
8.9.1. All positive and
exposed Equidae shall be accompanied by a VS Form 1-27 permit when moved from
any quarantined premises.
8.9.2.
Any change in location of positive or exposed Equidae to an alternate
quarantined premises shall be approved in advance following an epidemiological
investigation of the receiving premises by the State Veterinarian.
8.9.3. No diversion from the destination
identified on the permit is allowed.
8.9.4. All positive Equidae shall be stabled
at a distance of at least 200 yards from any other Equidae on the owner's
premises and Equidae on adjacent premises.
8.9.5. All positive Equidae shall be stabled
within a screened stable, during the vector season, as approved by the State
Veterinarian. The owner shall also be required to abide by a herd plan approved
by the State Veterinarian for the remainder of the affected
herd.
8.10. Release of
Quarantine
8.10.1. No Equidae held under
quarantine shall be moved or released until either a VS Form 1-27 permit or
quarantine release has been issued by an authorized agent of the Colorado
Department of Agriculture or the USDA.
8.10.2. The EIA quarantine may be released
after all remaining Equidae are classified negative in the affected herd
following the identification and removal of the last EIA positive
animal.
8.10.3. When evaluating the
release of the quarantine, the vector season may be considered when reviewing
epidemiologic factors.
Notes
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.
No prior version found.