Legalities are obligations imposed by law.

Jac Rinkes has written:

'Contractual and non-contractual obligations in English law' -- subject(s): Contracts, Obligations (Law)

The law of obligations is one branch of private law under the civil law legal system and An obligation is a legal bond by which one or more parties.obligations did not originally form part roman law

Sylvain Randrianahinoro has written:

'Droit des obligations' -- subject(s): Obligations (Law)

Pablo Oro has written:

'Contracts and obligations' -- subject(s): Contracts, Obligations (Law)