The planning commission shall determine whether the proposed minor subdivision is in conformity with law and this chapter, whether the size and shape of the proposed lots is in general conformance to city requirements, and whether all the proposed lots will have proper and sufficient access to a public street. Approval shall be by vote of a majority of the members of the planning commission and shall be noted by endorsement on the map. One copy of the approved map shall be retained in the files of the planning commission. (Ord. 244 § 3(part), 1967: Ord. 89 § 3.1(c), 1955).