### One-sentence description Members can give references for registrations that start after their membership ends ### Current behaviour / Reproducing the bug 1. Create a member with a membership that ends on 31-08-2019 2. Start a registration for the next lecture year (1 Sept) 3. Use the previously created member to create a reference 4. Works ### Expected behaviour 1. Create a member with a membership that ends on 31-08-2019 2. Start a registration for the next lecture year (1 Sept) 3. Use the previously created member to create a reference 4. Does not work