1. exempted from a new law or regulation because of a previous condition or status
Usage: legal; administrative

Examples

• The old building was grandfathered and didn’t need to meet the new safety codes.
• His insurance plan was grandfathered under the previous regulations.
• The company’s existing contracts were grandfathered when the new rules took effect.
• These employees have grandfathered benefits that new hires don’t receive.
• The restaurant was grandfathered and could continue operating without a liquor license.
• Her pension plan was grandfathered under the old system.