The laws that prohibit phone call recordings without consent is orthogonal to any evidence law that might prohibit their admission in a court case. The fact tha

The laws that prohibit phone call recordings without consent is orthogonal to any evidence law that might prohibit their admission in a court case. The fact that they're phone calls has no bearing on admissibility AFAIK (please cite case law if you think I'm wrong). IAAL, not providing legal advice etc.