The 1999 amendments to §§ 35-8A-9 and 35-8A-12 and §§ 35-8A-16 to 35-8A-19, inclusive, apply to any agreement in existence as of July 1, 1999, as well as any agreement entered into after July 1, 1999. Any written agreement in existence on July 1, 1999, which is continuous in nature or which has no specific duration or renewal provision, shall be considered, for the purpose of §§ 35-8A-9 and 35-8A-12 and 35-8A-16 to 35-8A-19, inclusive, to have been renewed ninety days after July 1, 1999.
SDCL 35-8A-20