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1. An authority shall file with the commissioner a copy of any by-laws, rules and regulations and amendments thereto adopted by it from time to time, which shall become effective upon approval by the commissioner; provided, however, that if the commissioner shall fail to approve or disapprove such proposed by-laws, rules and regulations and amendments within three months after such filing, such by-laws, rules and regulations and amendments shall become effective upon the expiration of such three-month period. 2. All rules and regulations, and amendments thereto, adopted by an authority from time to time, except such as relate to its organization or internal management, shall be filed in the office of the department of state.