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will not pose an additional risk to pu*ealth and safety or the environment buoo case shall the frequency be less than once per calendar year. [NOTE: See section 18083(a)(3) for additional enforcement agency and Department requirements regarding the approval or denial of requests for reducing the frequency of inspections.] (b) A chipping and grinding facility that receives more than 200 tons per day but not more than 500 tons per day of material that may be handled by a green material composting operation shall obtain a Registration Permit pursuant to the requirements of Title 14, California Code of Regulations, Division 7, Chapter 5.0, Article 3.0, prior to commencing operations and shall comply with the applicable requirements of this Chapter. (c) A chipping and grinding facility that receives more than 500 tons per day of material that may be handled by a green material composting operation shall obtain a Compostable Materials Handling Facility Permit pursuant to the requirements of Title 27, California Code of Regulations, Division 2, Subdivision 1, Chapter 4, Subchapter 1 and Subchapter 3, Articles 1,2,3, and 3.1 (commencing with section 21450) prior to commencing operations and shall comply with the applicable requirements of this Chapter. (d) On and after January 1, 2018, a chipping and grinding operation or facility shall sample every 5,000 cubic -yards of chipped and ground material produced and determine the percentage of physical contaminants greater than 4 millimeters in the sample using a method that provides accurate results and has been approved by the EA. If the chipping and grinding operation or facility produces less than 5,000 cubic -yards of chipped and ground material in a 12 month period, the operator shall analyze at least one composite sample of chipped and ground material produced every 12 month period. The determination of the percentage of physical contaminants shall occur prior to the point where material is removed from the site. A chipping and grinding operation or facility shall not be subject to the provisions of section 17868.3.1 of this Chapter, however any chipped and ground material that will be land applied must meet the physical contamination requirements of section 17852(a)(24.5)(A)(1). (e) A chipping and grinding operation or facility shall not be subject to the provisions of sections 17868.1 through 17868.3 of this Chapter, however, any chipped and ground material that will be land applied must meet the maximum metal concentration and pathogen reduction requirements of section 17852(a)(24.5)(A)(2) and (3). (f) If a chipping and grinding operation or facility exceeds the contamination limits specified in section 17852 (a)(21), it shall be regulated as set forth in the Transfer/Processing Regulatory requirements (commencing at section 17400). (g) If a chipping and grinding operation or facility stores material for a longer period of time than is allowed by section 17852 (a)(10)(A)(2), it shall be regulated as a green material composting operation or facility, as set forth in this Chapter. Note: Authority cited: Sections 40502, 43020 and 43021, Public Resources Code. Reference: Sections 43020 and 43021, Public Resources Code. § 17868.3.1. Physical Contamination Limits. This section shall become operative January 1, 2018. (a) Compost shall not contain more than 0.5% by dry weight of physical contaminants greater than 4 millimeters; no more than 20% by dry weight of this 0.5% shall be film plastic greater than 4 millimeters. Compost that contains physical contaminants in excess of either one or both of these limits shall be designated for additional processing, disposal or other use as approved by local, state or federal agencies having appropriate jurisdiction. Verification of physical contamination limits shall occur prior to the point where compost is removed from the site or beneficially used on-site. Test results of samples must be received by the operator prior to removing compost from the composting operation or facility where it was produced. (b) The operator of a compostable material handling operation or facility shall sample every 5,000 cubic -yards of compost produced and determine the percentage of physical contaminants greater than 4 millimeters in the sample using a method that provides accurate results and has been approved by the EA. If the compostable material handling operation or facility produces less than 5,000 cubic -yards of compost in a 12 month period, the operator shall analyze at least one composite sample of compost produced every 12 month period.