North Dakota No Smoking Signs
23-12-10.4. Responsibility of proprietors - Reimbursement of costs of compliance:
1. The owner, operator, manager, or other person in control of a public place or place of
employment where smoking is prohibited by this Act shall:
a. Clearly and conspicuously post no smoking signs or the international no smoking symbol in that place.
b. Clearly and conspicuously post at every entrance to that place a sign stating that smoking is prohibited.