A person, firm, corporation, or association, or a trust, trustee, or trustees of any person, firm, corporation, or association, who, without authority of this chapter so to do, shall exercise or attempt to exercise any powers, privileges, or franchises which are specified or may be granted under this chapter to incorporated cemetery associations, or who shall by any device attempt to evade the provisions of this chapter applicable to cemetery associations in respect to the sale of burial lots or burial spaces and the disposition of the proceeds thereof, shall be fined not less than $1,000.00 nor more than $10,000.00, and may be enjoined from further doing of such acts at the suit of any taxpayer of the State. However, the provisions of this section shall not affect or impair the rights of a person, firm, corporation, or association or a trust, trustee, or trustees of such person, firm, corporation, or association under any existing contract or contracts between such parties and incorporated cemetery associations, nor shall the performance of the provisions of such contract or contracts subject parties thereto to the penalties imposed by this section.