Section 2602 - Rebates on life insurance; witnesses' immunity(a) No person shall knowingly receive any rebate or allowance or deduction from any premium, or any valuable thing, special favor or advantage whatever not specified in the policy, as an inducement to take any policy of life insurance.(b) In any criminal proceeding before any court or grand jury for a violation of this section, the court or grand jury may confer immunity in accordance with the provisions of section 50.20 or 190.40 of the criminal procedure law.