Perez-Enriquez v. Gonzales, ___ F.3d ___ (9th Cir. Sept. 15, 2006) (en banc) (admissibility of noncitizen under the Special Agricultural Worker (SAW) legalization program is determined as of the applicant's date of admission for lawful temporary residence, and is not redetermined as of the date of adjustment to lawful permanent residence).
http://caselaw.lp.findlaw.com/data2/circs/9th/0370244pv4.pdf