In general, a contract is an agreement by two or more parties to
give a certain legal effect, including the creation, transfer,
modification, or termination of an obligation. Therefore, the term
"named contracts" is constantly evolving. A contract that
is too important requires to be regulated by the law, including the
construction contract, the subject of this Article.
I. Definition of contract nullity:
Contract nullity is a penalty established by law when one of the
elements of the contract, such as consent, form in the formal
contracts, as well as the subject or reason, falls. Also, a
contract shall be invalid if a validity requirement such as
"Competency" of the contractor or integrity of the will.
An invalid contract is a contract that does not meet the valid
terms and conditions of a valid contract. This means that the
contract is valid only if the elements of a contract are met,
including consent, subject, cause and form of the contract.