https://communities.sas.com/t5/SAS-Procedures/Reg-Dates-of-year/m-p/69742#M20060 Year cut off doesn't need to be 100's of years. Why not use yearcutoff=1980 or whatever the smallest reasonable year you need? Thu, 26 May 2011 13:40:53 GMT RickM 2011-05-26T13:40:53Z https://communities.sas.com/t5/SAS-Procedures/Reg-Dates-of-year/m-p/69741#M20059 Hi i am having prob with dates reg the years<BR /> <BR /> ex<BR /> <BR /> data a;<BR /> input dt ddmmyy10.;<BR /> cards;<BR /> 10/02/89<BR /> 03/04/03<BR /> run;<BR /> <BR /> i am getting the output as<BR /> 10/02/1989<BR /> 03/04/1903 but this date should be 03/04/2003<BR /> if i am keeping year cutoff =1900 first date will work and if i keepyearcutoff=2000 then second date will work how can i dot this i am having 20 million data Thu, 26 May 2011 07:04:46 GMT https://communities.sas.com/t5/SAS-Procedures/Reg-Dates-of-year/m-p/69741#M20059 R_Win 2011-05-26T07:04:46Z https://communities.sas.com/t5/SAS-Procedures/Reg-Dates-of-year/m-p/69742#M20060 Year cut off doesn't need to be 100's of years. Why not use yearcutoff=1980 or whatever the smallest reasonable year you need? Thu, 26 May 2011 13:40:53 GMT https://communities.sas.com/t5/SAS-Procedures/Reg-Dates-of-year/m-p/69742#M20060 RickM 2011-05-26T13:40:53Z