A bill to require Federal contractors to observe practices which will preserve and enhance the environment and fisheries and wildlife resources.

States that in any contract entered into by the United States or the District of Columbia (and any bid submitted therefor) in excess of $10,000, and every contract (and any bid submitted therefor), regardless of amount, entered into by the United States or the District of Columbia with any one contractor who is a party to Federal contracts entered into in any one fiscal year the aggregate of which is in excess of $10,000, shall contain a provision specifying the following: (1) with respect to a bid, that the contractor is not on the date of submission of the bid violating any applicable Federal, State, or local law, ordinance, rule, or regulation regarding water or air pollution, and (2) with respect to a contract, that the contractor will comply with regulations issued by the Administrator of the Environmental Protection Agency to insure that the performance of the contract will not violate any applicable Federal, State, or local law, ordinance, rule, or regulation regarding water or air pollution.

Provides that no payment, partial payment, or advance may be made by the United States or the District of Columbia if the Administrator has determined that the contractor is not in compliance with the required provisions.

Requires that no contract be awarded to persons or firms who have disregarded their obligations under this Act until three years have elapsed from the date of notification or the Administrator has certified that such person or firm has provided satisfactory assurances against further disregard of such obligations.