Existing uses of groundwater put to beneficial use prior to May 17, 1965, not of record in the office of the state engineer on April 21, 1967, may be recorded upon written application and payment of a filing fee of twentyfive dollars and shall retain the date of initiation when first put to beneficial use, but no such recording shall be accepted after December 31, 1968.
Source: L. 67: p. 278, § 11. C.R.S. 1963: § 148-18-39.