No person may, without lawful authority, attempt or actually alter, deface, injure, knock down, remove, or in any manner molest or interfere with any official highway marker, sign, guide board, traffic-control device, interstate highway gate, or any railroad sign or signal, barrier, warning device, or sign erected in connection with highway maintenance or construction activities. A violation of this section is a Class 1 misdemeanor. Any person who violates this section is responsible for the cost of repairing or replacing such markers, signs, signals, barriers, or devices.
S.D. Codified Laws § 31-28-23
Tampering, molesting, or interfering with markers, signs, or control devices--Violation as misdemeanor--Liability for costs
Source: SL 1963, ch 274, §§ 5, 6; SDCL, § 31-28-24; SL 1984, ch 207, § 73; SL 1996, ch 188, § 3; SL 2001, ch 160, § 1; SL 2006, ch 130, § 12.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.