Can a toilet be covered if the votes are tied in Drunter und Drüber?
On a tie vote, the Yes votes carry.
Mayfair Games released this game as Wacky Wacky West, on their website is a play demonstration/rules explanation video.
At about 3:15 the voting is explained and contains this:

If there are more yes votes than no votes or if it's a tie the tile is played and the outhouse is destroyed.

On BoardGameGeek, there is a file uploaded entitled Rule clarification - tied voting which has:

The German rules state the following:
&quot;Ueberwiegen die Ja-Stimmen oder waren Nein- und Ja-Stimmen gleich stark, bleibt das Plaettchen ueber dem Toilettenhaeuschen liegen.&quot;
This can be translated as follows: If there are more &quot;Ja&quot; votes than &quot;Ne&quot; votes, or if the &quot;Ja&quot; and &quot;Ne&quot; votes are equally strong, the tile remains in place.