A bill to amend the Internal Revenue Code of 1954 to encourage the construction of treatment works to control water pollution by permitting the deduction of expenditures for the construction, erection, installation, or acquisition of such treatment works.

Allows an income tax deduction under the Internal Revenue Code to a taxpayer who elects to treat expenditures paid or incurred by him during the taxable year, in connection with his trade or businesss, for the construction, erection, installation, or acquisition of any certified water pollution control treatment works, as expenses which are not chargeable to capital account. (Adds 26 U.S.C. 183)