(1) Schools and child care centers shall require on or before the first day of attendance either a CIS or COE form that documents a child's immunization status as required by WAC 246-105-050:

(a) For new enrollees registering for admission into preschool and kindergarten through grade 12 or a child care center as a requirement of admission;

(b) Annually for continued enrollment in a child care center; and

(c) Any child identified as experiencing homelessness under the McKinney-Vento Homeless Assistance Act 42 U.S.C. 11431 et seq., or in foster care under 20 U.S.C. 6311 (g)(1)(E) lacking documentation of immunization status on or before the first day of attendance must be immediately enrolled and allowed to fully participate in all school activities.

(2) A school nurse, child care health consultant, or chief administrator shall use information from the CIS or COE form to determine the immunization status of a child as: Fully immunized, out of compliance, conditional, or exempt.

(a) For enrollees attending under conditional status or an enrollee with an expired temporary medical exemption, except those identified under subsection (1)(c) of this section, the following schedule for documenting proof of full immunization applies:

(i) Any doses the child is eligible to receive based on the requirements established in WAC 246-105-040 must be administered on or before the first day of attendance. Any additional missing immunizations must be received within 30 calendar days after the first day of attendance or after a temporary medical exemption is no longer valid, unless receipt within such time is inconsistent with the national immunization guidelines; or

(ii) When the immunizations are part of a series with recommended intervals between doses, each additional missing immunization must be received no later than 30 calendar days past the recommended date of administration of the next dose as established by the national immunization guidelines.

(b) Failure to document proof of full immunization consistent with the schedule established in (a) of this subsection shall result in exclusion of a child from a school or a child care center as described in WAC 246-105-080.

(3) In maintaining child immunization records, schools and child care centers shall:

(a) Keep all department-approved forms described in WAC 246-105-050 for each enrolled child attending their school or child care.

(b) Keep or be able to produce within 24 hours a current list of children who are not fully immunized. This list must be transmitted to the local health department upon request.

(c) Return the applicable department-approved CIS or COE or a legible copy of such documents to the parent if the child is withdrawn from a school or child care center or transferred from the school. A school or child care center may not withhold from the parent a child's department-approved CIS or COE for any reasons, including nonpayment of school or child care center fees.

(d) Provide access to immunization records to agents of the state or local health department of each child enrolled.

(4) In maintaining child immunization records, the chief administrator shall:

(a) Retain records for at least three years on a child who is excluded from school under this chapter. The record must include the child's name, address, and date of exclusion.

(b) Submit an immunization status report under RCW 28A.210.110 at a time and in a manner approved by the department.