If a utility uses separate meters to measure the volume of sewage disposal, the separate meters shall be tested in substantial conformity with the requirements of rule 199-21.6 (476).
Iowa Admin. Code r. 199-21.14
If a utility uses separate meters to measure the volume of sewage disposal, the separate meters shall be tested in substantial conformity with the requirements of rule 199-21.6 (476).
Iowa Admin. Code r. 199-21.14