Code of Civil Procedure Article 70-1

When the court or the presiding judge appoints an attorney to act as advocate for a party in accordance with the applicable law, such advocate may conduct all acts of litigation for the party, except for the acts of: abandoning the claim; admitting the claim; voluntarily dismissing the action; or settling the case.When a party retains an advocate or expresses the intention to conduct acts of litigation on his/her own behalf, the advocate's authority provided in the preceding paragraph shall terminate. In the case provided in the preceding paragraph, a notice shall be served upon the appointed advocate and the opposing party.