Any territory hereafter annexed to the village shall automatically be in SR-1, one-family residence district, until duly changed by an amendment to this chapter; except that the Village Board of Trustees, with the advice of the Planning Commission, may annex any territory as any other zoning district or districts herein established if all legal requirements for zoning the property at the time of the annexation and the requirements for amending this chapter by the extension of the zoning district provisions are met.
(`92 Code, § 40-1-6)