May 7, 2018
USCIS updated the following form:
Update to Form I-212, Application for Permission to Reapply for Admission into the United States After Deportation or Removal; New Edition Dated 04/27/18 Starting 7/6/18, USCIS will only accept the 4/27/18 edition.
Source: AILA Doc. No. 18010561.