The teaching requirement seems to be a hard and fast rule. This from the Provincial tax office web site;
"To be eligible to claim the credit, you have to be a teacher, teaching assistant, principal or vice principal of a school, and your work of supervising students in extracurricular activities has to be unpaid."
The rule also disallows the claim for retired school teachers, except in the year of retirement.
The teaching requirement seems to be a hard and fast rule. This from the Provincial tax office web site;
"To be eligible to claim the credit, you have to be a teacher, teaching assistant, principal or vice principal of a school, and your work of supervising students in extracurricular activities has to be unpaid."
The rule also disallows the claim for retired school teachers, except in the year of retirement.
It looks like you are not eligible. From the Province of BC website it says:
You’re eligible to claim the tax credit if you: