Citizenship requirements for parents with green cards

[moonusamy]

I an a US citizen and sponsored my parents for a green card. Can they apply for citizenship in 3 years or do they have to wait 5 years?

Thanks

[nwctzn]

I an a US citizen and sponsored my parents for a green card. Can they apply for citizenship in 3 years or do they have to wait 5 years?

Thanks

They need to wait 5 years. As far as I know the 3-year rule only applies to marriage to a US citizen.