In their interpretation and application, the provisions of this chapter shall be held to be minimum requirements adopted for the promotion of the public health, safety, comfort, convenience and general welfare. Where this chapter imposes greater restrictions upon the use of buildings or premises or upon the height of buildings or requires larger yards, courts or other open spaces than are imposed or required by existing provisions of law or ordinance or by any other rules, regulations or permits adopted or issued at any time, the provisions of this chapter shall control. Wherever the requirements of this chapter differ from the requirements of another local law, regulation or chapter of the Code of the Village of Colonie, the more restrictive shall govern.