bat-8.x-1.x-dev/modules/bat_event_series/bat_event_series.services.yml

services:
  access_check.bat_event_series.add:
    class: Drupal\bat_event_series\Access\EventSeriesAddAccessCheck
    arguments: ['@entity_type.manager']
    tags:
      - { name: access_check, applies_to: _event_series_add_access }