PURPOSE: This rule designates how state coordinates shall be obtained and shown on plats.

1. (1) When the surveyor is specially requested by the client or required by statute, ordinance or regulation to obtain coordinates based on the Missouri Coordinate System of 1983 and to define the position of points on a land boundary—

   1. (A) The coordinates shall be based upon a first or second order station as defined in 20 CSR 2030-18;
   2. (B) The survey making the connection from the first or second order control station shall meet the accuracy standards for property boundary surveys required in this chapter and the one kilometer (1 km) limitation in section 60.461, RSMo is herewith waived;
   3. (C) The plat or approved corner registration documents shall note which control station(s) were used to determine the coordinates, the coordinates of those stations and the grid factor used; and
   4. (D) The plat or approved corner registration documents shall contain a table showing how the connection was made by showing grid distances and grid bearings to the control or a statement of the relative positional tolerance of the coordinates, relative to the first or second order control.
2. (2) Only coordinates based on the Missouri Coordinate System of 1983 may be recorded in any public land record or deed.

AUTHORITY: section 327.041, RSMo Supp. 2006.* This rule originally filed as 4 CSR 30- 16.050. Original rule filed May 3, 1994, effective Dec. 30, 1994. Moved to 20 CSR 2030-16.050, effective Aug. 28, 2006. Amended: Filed June 14, 2007, effective Dec. 30, 2007. Non-substantive change filed Oct. 21, 2015, published Dec. 31, 2015.

*Original authority: 327.041, RSMo 1969, amended 1981, 1986, 1989, 1993, 1995, 1999, 2001.