In extenso - At full length.
In fictione legis aequitas existit - A legal fiction is consistent with equity.
In foro conscientiae - In the forum of conscience.
In futoro - In the future.
In jure non remota causa sed proxima spectatur - In law not the remote but the proximate cause is looked at.
In limine - At the outset, on the threshold.
In loco parentis - In place of the parent.
In mortua manu - In a dead hand.
In novo casu novum remedium apponendum est - In a new case a new remedy is to be applied.
In omni re nascitur res quae ipsam rem exterminat - In everything is born that which destroys the thing itself.
In omnibus - In every respect.
In pari delicto potior est conditio possidentis - When the parties are equally in the wrong the condition of the possessor is better.
In personam - Against the person.
In pleno - In full.