The Order of Business is No. 1, motion re orders of reference of the Seanad Special Select Committee on the Withdrawal of the United Kingdom from the European Union, to be taken without debate at the conclusion of the Order of Business; No. 2, Social Welfare Bill 2017 - Committee Stage, to be taken at 12.45 p.m. and adjourned not later than 5 p.m., if not previously concluded; No. 53, Private Members' business, non-Government motion No. 15 re special needs assistants, to be taken at the conclusion of No. 2 or 5 p.m., whichever is the earlier, with the time allocated for the debate not to exceed two hours; and No. 3, statements on Permanent Structured Cooperation, PESCO, to be taken at the conclusion of No. 53, non-Government motion No. 15, and conclude within one hour and 15 minutes, with the time allocated to all Senators not to exceed five minutes each and the Minister to be given five minutes in which to reply to the debate.