The Conservatives have an opposition day in the House of Commons.
Wednesday marks the 100th anniversary of the fire that gutted the Centre Block on Parliament Hill.
The parties also hold their weekly caucus meetings.
The NDP’s first opposition day is focused on pay equity for women.
MPs vote on last week’s Conservative motion in support of the Energy East pipeline.
Debate begins on the plan to reduce middle-class income tax.
MPs will debate a Conservative motion on pipelines and the energy sector.
Following question period, MPs finish debate on the Speech from the Throne.