1. Implementation of the final plan shall be accomplished by a local law which amends the zoning and other codes of the town to conform to the recommendations of the plan.

2. Where the town seeks the benefits from the state of defense, attorneys' fees, court costs and state funding as provided by sections 57-0211 and 57-0213 of this title, the plan and local law shall be submitted to the commissioner.

3. Where the commissioner certifies by resolution that the plan and local law are in compliance with this title, then the benefits of sections 57-0211 and 57-0213 of this title shall accrue to the town.

4. The commissioner shall render a decision upon certification within ninety days of submission by the town.

5. The town, from time to time, but not less than once every five years after the plan has been adopted, shall cause the plan to be reviewed, and if appropriate, amended. Where the plan is amended, the procedures for adoption, implementation, and certification shall be the same as for its original adoption, implementation and certification.