DUP MPs have not voted with the government in key votes in the Finance Bill, which enacts the measures proposed in the Budget.
Brexit Secretary Mike Russell says MSPs at Holyrood will get the chance to vote on the Brexit deal before the UK Parliament does.
The European Parliament approves new caps on the price of a intra-EU phone calls and text messages.
Committee members scrutinise the Welsh Government draft budget. Debates include replacing EU Funding for Wales, and animal welfare.
The RHI Inquiry's public hearings draw to a close with more revelations about the botched scheme.
The week kicks off with the new Work and Pensions Secretary Amber Rudd taking questions - and the fallout from the announcement about the proposed Brexit deal will continue through the week.