SDCL § 32-10-30: Form and filing of agreements made pursuant to statute--Access to instruments--Public distribution.

All agreements, arrangements, and declarations authorized by this chapter shall be in writing and shall be filed in the office of the administrator. A copy of each agreement, arrangement, or declaration shall be filed within fifteen days after execution or the effective date of the instrument, whichever is the later. The administrator shall provide access to the instrument to any agency administering or enforcing laws relating to vehicles. The administrator shall provide copies for public distribution upon request.