Oyster & Contactless refunds

How do I get a refund on a fare when using my Oyster or Contactless card?

<h2 class="c-accordion-item__title t-accordion-item__title" id="9e104675-dccf-4f71-bd8f-8a17cfc6b293">About Us

<h2 class="c-accordion-item__title t-accordion-item__title" id="05dec0b7-be05-4e09-9a8f-07b219e03562">Get in touch

<h2 class="c-accordion-item__title t-accordion-item__title" id="714d7aca-c8c2-46e9-925a-52d7ccb49145">Policies

<h2 class="c-accordion-item__title t-accordion-item__title" id="2ad14e60-8052-4972-a60e-9ad6e86fff78">Privacy notice &amp; cookies