Improvements and/or dedications required pursuant to sections 9-2-3 and 9-2-4 of this chapter, with reference to a subdivision, lot split or other division of land contemplated by the act and/or this chapter, may be so required whether the same are included within the boundaries of the tentative map for such subdivision, lot split or other division of land contemplated by the act or this chapter, provided that such improvements and/or dedications are reasonable required to service the lots proposed to be created by such land division. (1960 Code)