onus

The onus is on the landlord to make sure the walls are protected from mildew.

The onus is on those who disagree with my proposal to explain why.

Geraldine evades the onus of ambition by subordinating it to the service of her family, and escapes the onus of sexuality by bodily mutilation

... what might be called "onus-shifting" — each side trying to make a record and place blame on the other for the division of Europe and the Cold War itself.

The onus isn't on us to produce something great every time. The onus is on the public to decide whether they like it or not.