567—67.3 (455B) Sampling and analysis. Any sewage sludge generator who intends to land apply sewage sludge shall:
	 67.3(1) Sample and analyze the waste to determine whether it meets the criteria for sewage sludge Class I, II, or III.
	 67.3(2) Analyze the waste to determine if any sources exist which may contribute significant quantities of potentially hazardous chemicals or other toxic substances. If any are found, the generator shall inform the department of their presence and shall analyze the waste for chemicals or substances in accordance with guidelines provided by the department.
	 67.3(3) Unless rules for specific programs under USEPA or department authority provide otherwise, or unless other methods are approved by the department for a specific situation, samples taken and analyses made to document contamination under this chapter shall be conducted in accordance with the methods described in 567—67.10(455B).