All the allowed waiver grounds are listed in the follwoing

來源: 於 2006-09-01 12:31:07 [舊帖] [給我悄悄話] 本文已被閱讀：次

CIS link.
http://www.uscis.gov/graphics/formsfee/forms/files/I-690.pdf

For I-212(a)(2)(A)(i)(ll) only possesses controlled substance, certain designed phsician, drug user have waiver available. It seems no waiver is available for I-212(a)(2)(A)(i)(l), except the exceptions listed before. It seems that no federal court has juridication over the waiver.
Good Luck!