Any site development plan or any portion thereof involving the practice of engineering, architecture or land surveying shall be prepared and certified, respectively, by an engineer, architect, landscape architect or land surveyor duly authorized by the State of Maryland to practice as such. A site development plan may be prepared in one or more sheets to show clearly the information required by this section and to facilitate the review and approval of the plan. If prepared in more than one sheet, match lines shall clearly indicate where the several sheets join. Every site development plan shall show the name and address of the owner and/or developer, North point, date and scale of the drawing, the number of sheets and existing zoning.