Mich. Admin. Code R. 408.30533b - [Effective 8/29/2025] Sewer depth
Rule 533b. Section P2603.5.1 of the code is amended to read as follows:
P2603.5.1. Sewer
depth. A building sewer that connects to a private disposal system shall be a
minimum of 8 inches, 203 millimeters, to the top of the pipe below finished
grade at the point of septic tank connection. Building sewers shall be
installed a minimum of 42 inches, 1,067 millimeters, below grade.
Exception: When permitted by the code official.
Notes
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