Thanks for your answer! @Reeza wrote: Is this what you're looking for:   http://documentation.sas.com/?docsetId=etsug&docsetVersion=14.2&docsetTarget=etsug_qlim_examples05.htm&locale=en   No. Using this same documentation, I was referring to   http://documentation.sas.com/?docsetId=etsug&docsetVersion=14.2&docsetTarget=etsug_qlim_details05.htm&locale=en   where the censores are at both sides. I think I have found the answer under the Endogenous statement, by using the LB and UB options (I have not tested yet). I will try and I will back!   Thanks! ... View more