In cases where one partner has significantly more assets than another, it is common for them to decide to sign a pre-nuptial agreement prior to marriage. If they elect to not have a document drawn up before marriage, they may later decide it is a good idea and sign one after marriage which is the same type of agreement but is called a post-nuptial agreement.
Pre and post nuptial agreements are designed to protect both spouses in the event of a divorce later in life. These agreements can spell out certain conditions including:
Pre-nuptial agreements are only enforceable if a couple actually marries. There are very few cases where agreements would be considered invalid but some instances where an agreement may be disputed include: