The Order of Business is No. 1, Social Welfare (Miscellaneous Provisions) Bill 2015 - Second Stage, to be taken at 4.45 p.m. and adjourned not later than 6.45 p.m., if not previously concluded, with the contributions of group spokespersons not to exceed eight minutes and those of all other Senators not to exceed five minutes and the Minister to be called on to reply to the debate not later than 6.35 p.m. should Second Stage conclude; and No. 66, Private Members' business, non-Government motion No. 15 re one-parent family supports, to be taken at 6.45 p.m., with the time allocated for the debate not to exceed two hours.