Notice by personal service or certified mail shall be made to the County Planning Board of all hearings on the adoption, revision or amendment of any development regulation at least 10 days prior to the date of the hearing. Notice by personal service or certified mail shall be made by the County Planning Board of the adoption, revision or amendment of the municipal Capital Improvement Program or municipal Official Map not more than 30 days after the date of such adoption, revision or amendment. Any notice provided hereunder shall include a copy of the proposed development regulation, the municipal Official Map or the municipal Capital Improvement Program, or any proposed revision or amendment thereto, as the case may be.