The county government, after holding a public hearing upon notice published in the same manner as provided in § 4604 of this title, from time to time, by resolution may:

1. (1) Change the allocation of the cost of such facility as between zones of assessment;
2. (2) Change the boundaries of zones of assessment; or
3. (3) Establish new zones of assessment or eliminate existing zones of assessment.

9 Del. C. 1953, § 4619; 56 Del. Laws, c. 103, § 13