June 28, 2018 USCIS Updates Policy on Notice to Appear,
https://www.uscis.gov/news/news-releases/uscis-updates-notice-appear-policy-guidance-support-dhs-enforcement-priorities. Feel free to consult with an immigration attorney with any question you may have on this, https://www.uml.edu/Immigration-Resources/.
August 8, 2018 USCIS Policy Memo on Accrual of Unlawful Presence
USCIS will carefully monitor maintenance of status for all non-immigrants on all non-immigrant categories. Accumulation of 180 days of unlawful presence could result in a three-year, re-entry bar to the U.S. Accumulation of 180+ days of unlawful presence could result in a ten-year, re-entry bar to the U.S.
All non-immigrants must have a valid status at all times while in the U.S. Do not remain in the U.S. after completion of academic degree, practical training or academic training or beyond any authorized grace period without a new authorized non-immigrant status. Be sure to comply with any parolee instructions and timelines, when applicable. Anyone on an UMass Lowell sponsored status (i.e., F-1, J-1, H-1B, O-1, TN, OPT or STEM) may contact our office with any question specific to their UMass Lowell non-immigrant status, https://www.uml.edu/ISSO/Contact/, all other questions, https://www.uml.edu/ISSO/.