Conwy Council has passed a motion of no confidence against Betsi Cadwaladr University Health Board.
The motion, tabled by three councillors, called for the Health Minister to take control of the health board and for the Community Council to refer their decisions to the Minister.
It follows controversial changes to services in North Wales, which have sparked a series of public protests.
More top news
Hollie Kerrell, 28, was last seen in Knighton on Sunday 22 April. A 35-year-old man has been arrested on suspicion of murder.
Theresa May welcomes agreement between UK and Welsh Governments over the post-Brexit transfer of powers
The Welsh Rugby Union have revealed that North will play for the Swansea-based Ospreys next season.