Each program's own planning page: whether it offers a legacy contact or inactive-account setting, what its terms say about transferring an account, and what to record for the person who will settle it.
183 programs

No successor designation; lifetime transfers to another member and transfers to a partner program

No successor designation; lifetime family pooling, transfers to another member and transfers to a partner program

No successor designation; lifetime transferring the account

No successor designation

No successor designation; lifetime transfers to another member, gift purchases and transfers to a partner program

No successor designation; lifetime transfers to another member and transfers to a partner program

No successor designation

Legacy contact can be set up in advance; lifetime authorized users

No successor designation; lifetime family pooling, transfers to another member and gift purchases

No successor designation; lifetime family pooling

No successor designation

No successor designation

No successor designation; lifetime family pooling

No successor designation

No successor designation

No successor designation

No successor designation; lifetime transfers to another member, gift purchases and transfers to a partner program

No successor designation; lifetime transfers to another member and authorized users

No successor designation

No successor designation