Given that insurers so far have been unsuccessful in legislating requirement for a customer to hand over any DNA test they have performed, it seems quite sensib

Given that insurers so far have been unsuccessful in legislating requirement for a customer to hand over any DNA test they have performed, it seems quite sensible solution that customer gets dropped, as otherwise they could exercise information asymmetry to their benefit, and great peril of insurance provider. Of course this is sarcastic, but argument about information asymmetry, created by DNA testing, that supposedly threatens the existence of insurance business is quite real.