SECTION 9. No dog shall be eligible to compete at
any field trial, no dog shall be brought into the grounds
or premises of any field trial, and any dog which may
have been brought into the grounds or premises of a
field trial shall immediately be removed, if it
(a) shows clinical symptoms of distemper, infectious
hepatitis, leptospirosis or other communicable disease, or
(b) is known to have been in contact with distemper,
infectious hepatitis, leptospirosis or other communicable
disease within thirty days prior to the opening of
the trial, or
(c) has been kenneled within thirty days prior to the
opening of the trial on premises on which there existed
distemper, infectious hepatitis, leptospirosis or other
communicable disease.