A self-described millionaire accused of murdering his mother and brother has told a court he cannot get the lawyer of his choice because his financial assets are frozen.

Paul Cohrs, 60, is to face trial in July, having pleaded not guilty to murder over the shooting death of his elderly mother, Bette Schulz, on October 30, 2018 in Red Cliffs, near Mildura.

Police allege Mr Cohrs earlier that day shot and killed his brother Raymond, 63, in the NSW town of Rufus. He then allegedly crossed into Victoria and killed his mother.

Alleged murderer and former Wentworth Shire deputy mayor Paul Cohrs.

Mr Cohrs, a former deputy mayor in the Shire of Wentworth, is to be extradited to NSW after his Victorian trial to face a murder charge over his brother's death and the alleged kidnapping of another man.