<% @laws.group_by(&:law_type).each do |law_type, laws| %>

<% laws.group_by(&:year).each do |year, laws| %>

<%= check_box_tag "law[parent_ids][]", law.id, false, id: dom_id(law)%> Nº <%= law.number %>/<%= law.year %> - <%= law.title %> <% if law.repealed %> <% law.children.each do |c| %> <%= check_box_tag "law[parent_ids][]", c.id, false, id: dom_id(c)%>
<%= link_to "Revogado pela #{c.law_type.name} n° #{c.number}/#{c.year}", law_details_path(c, :type_view => :consolidada) %>
<% end %> <% end %>

<% end %>