861). Accumulation of claims and people: There is accumulating subjective, when two or more people are plaintiffs or defendants are (Art. 83 CPC). Proceedings that the Attorney General as an institution is regulated by Article 92 of the Code of Civil Procedure 96. In litisconsorcial intervention can be integrated to the process who is considered the holder of a substantive legal relationship which presumably can extend the effects of a sentence and for that reason were entitled to sue or be sued in a case, may intervene as co-parties on one side, with the same powers of office (Art. 98 CPC). A) According to their source or origin, that the Attorney General can be classified into:? Voluntary joint litigation must be said that only, not to break tradition, we have discussed joint litigation voluntary or optional, as the term does not correspond to the content, this term means a community of sorts, and in this form of joint litigation there is no community of luck, so there is a plurality of parties to use, so to speak, the same procedure. This means, then, that there is an integrated part of several persons, but as many parties as individuals, each person is a part, but united by the procedure to be followed. The Colombian Civil Procedure Code is hosting this approach when he argues in article 50: "Except as otherwise provided, the optional co-parties will be considered in its relations with the counterparty, as separate litigation. In other words will be joint litigation volunteers, who come from free will and those who comprise spontaneous, born of a relationship material.