{"data":{"id":"us-wi/wis.-stat.-30.122","jurisdiction":"us-wi","citation":"Wis. Stat. § 30.122","heading":"Unauthorized structures.","body":"All permanent alterations, deposits or structures affecting navigable waters, other than boathouses, which were constructed before December 9, 1977 and which did not require a permit at the time of construction, shall be presumed in conformity with the law, unless a written complaint is filed within 180 days of December 9, 1977. Upon the filing of a complaint, the department shall proceed with an action to enforce the applicable statutes.","path":["Chs. 23-34, Public Domain and the Trust Funds","Chapter 30 Navigable Waters, Harbors And Navigation","SUBCHAPTER II NAVIGABLE WATERS AND NAVIGATION IN GENERAL"],"source_url":"https://docs.legis.wisconsin.gov/document/statutes/30.122","current_through":"2023-24 Wisconsin Statutes updated through 2025 Wis. Act 247 (published 9-4-26)","vintage":"","retrieved_at":"2026-09-05T12:00:15Z","sha256":"aa650e6280fa9e27523ad3caa7caa2989490ab65851e5cb5596cf5811b4198ca","source_id":"us-wi","stale":false,"prev":"us-wi/wis.-stat.-30.121","next":"us-wi/wis.-stat.-30.123"},"notice":"GroundRules: Original legal text. Not legal advice."}