Standing Order 67 lists those motions that are debatable and states that all others, unless otherwise provided in the Standing Orders, are to be decided without debate or amendment.
Debatable motions generally include:
As a general rule, every question that is debatable is amendable. Exceptions are the motion to adjourn the House for the purpose of an emergency debate, and the previous question (the motion “That this question be now put”).
Motions decided without debate or amendment generally include dilatory motions such as:
Motions for concurrence in a bill at report stage or the concurrence in a ways and means motion are not debatable.