Labour leader Jeremy Corbyn challenges Theresa May on Brexit and the customs union at Prime Minister's Questions.
MSPs are told that the collapse of clinical waste firm HES put Scotland's health service at risk.
AMs quiz the environment and local government ministers. Debates include Allied Steel and Wire pensions and Welsh rate of income tax.
The European Parliament debates the rejection of the Brexit deal by the House of Commons.
The cash-for-ash inquiry chair closes the hearings by saying that some people are in for "quite significant criticism".
The week ahead suggests it is the calm between Brexit storms in Parliament: but a quiet agenda can reveal hidden surprises.