When amendments are enabled, people can change registrations that they've already completed, and pay the difference at checkout.

They can also withdraw from categories, but won't automatically be refunded.

When strict divisions are enabled, competitors cannot enter events that currently have no suitable division for them.

When strict team divisions are enabled, all team members must be individually eligible for the team division. (For example, no team member may be under or over the age limits.)

Separate with commas. Leave empty to ask for no classification. Values cannot contain spaces.

This is a public list of categories that have at least the specified minimum number of competitors.