15-16-704. Certain unpaid taxes uncollectible -- stricken from records. All unpaid taxes constituting a lien on real property in the state, levied and assessed against real property which have remained delinquent more than 10 years prior to July 1, 1976, whether the levy be by general or special assessment or by the state or any county, city, or political subdivision of the state, are hereby declared to be uncollectible and stricken from the respective tax records.