app/views/admin/legislation/proposals/_form.html.erb
<%= form_for [:admin, @process] do |f| %>
<%= render "shared/errors", resource: @process %>
<div class="small-12 medium-8 column">
<%= f.text_field :custom_list, value: @process.tag_list_on(:customs).sort.join(", "),
label: t("admin.legislation.proposals.form.custom_categories"),
hint: t("admin.legislation.proposals.form.custom_categories_description"),
placeholder: t("admin.legislation.proposals.form.custom_categories_placeholder"),
class: "js-tag-list",
aria: { describedby: "tag-list-help-text" } %>
</div>
<div class="small-12 medium-3 column clear end">
<%= f.submit(class: "button expanded", value: t("admin.legislation.processes.#{admin_submit_action(@process)}.submit_button")) %>
</div>
<% end %>