Gr. 9-12 Registration

Welcome to St. Thomas Aquinas Catholic High School, where we provide a nurturing and academically rigorous environment for students in grades 7-12. We are committed to supporting their educational journey and personal growth. To ensure a smooth registration process, we encourage parents and guardians to use the checklist below to make sure nothing is missed.

All necessary forms can be found at the bottom of this page. We look forward to welcoming your child to St. Thomas Aquinas High School and partnering with you in their educational journey. If you have any questions, please do not hesitate to contact Melissa Marcellus, our Guidance Secretary, at [email protected].

Registration for Fall 2026 opens on February 13th, 2026. Registrations received in July and August will be reviewed by school administration upon their return during the week of August 24th, 2026. Registrations are only considered complete once our principal has signed them or they have been approved at the school board level if required.

Registration procedures differ depending on the school which your child currently attends:

Your child currently attends a school within the Catholic District School Board of Eastern Ontario:

Print and complete the required forms below. Alternatively, you may stop in to pick up a full registration package at the St. Thomas Aquinas Guidance Office between the hours of 8:00am and 3:00pm
Bring in your completed paperwork to the Guidance Office at St. Thomas Aquinas CHS along with the required original documents (see below) between the hours of 8:00am and 3:00pm.
Parents and students are welcome to attend our Open House on February 12^th, 2026.

Your child currently attends a school that is NOT within the Catholic District School Board of Eastern Ontario:

Parents must pre-register online at: Registration – Catholic District School Board of Eastern Ontario – CDSBEO
Print and complete the required forms below. Alternatively, you may stop in to pick up a full registration package at the St. Thomas Aquinas Guidance Office between the hours of 8:00am and 3:00pm
Bring in your completed paperwork to the Guidance Office at St. Thomas Aquinas CHS along with the required original documents (see below) between the hours of 8:00am and 3:00pm.
Parents and students are welcome to attend our Open House on February 12^th, 2026.

The following documents and forms are required to be submitted by parents for all students:

Registration Form
Birth Certificate for your child (if child was born outside of Canada, the Confirmation of Residency and Eligibility Form is required with supporting documentation)
Proof of address (this requirement can be met by providing a copy of either a hydro bill, phone bill or property tax bill). Please ensure that the home address, date, and a custodial parent's name appear on the document provided for proof of residency.
Parental Consent for Release of Information - authorizing your current school to release information to and obtain information from St. Thomas Aquinas CHS.
Life Threatening Emergency Medical Form - required for all students - if no concerns, please complete student information, mark N/A and sign
Use of Student Image - please select ONE box only, and complete.
A copy of the student's most recent report card for student registering for Grade 9
A credit summary or credit counselling sheet for students registering for Grades 10-12 - your child's previous school can provide it to you upon request.
A copy of the student's Individual Education Plan (if applicable)
Custody Paperwork (if applicable) - in the event that custodial parents are not together and there is a custody agreement in place, a copy will be required for the student's file; in the absence of a custody agreement, a signed letter of acknowledgment and consent from the legal parent not registering the child will be required.
Direction of School Support to ENGLISH-SEPARATE Schools - NEW PROCESS REQUIRED
- Direction of School Support to the ENGLISH-SEPARATE schools is to be completed online at http://www.mpac.ca/schoolsupport - please submit printed evidence of direction of taxes with your registration package. For more information on school support visit: https://www.cdsbeo.on.ca/students-parents/direct-your-taxes/
Cross Boundary Form and Letter (if applicable) – please check with STEO if we accept students from your catchment area)

Registrations are not considered complete until ALL required documentation has been reviewed and registration has been signed by our administration.

Once the registration package is complete, a Guidance Counsellor will contact you to discuss course selections.

Registration Forms