In this chapter, the following terms have the meanings indicated. Terms Defined. “Certificate of Conformance” means a document which the National Conference on Weights and Measures issues as evidence that a weighing and measuring device was evaluated under the National Type Evaluation Program and found to comply with the applicable technical requirements of National Institute of Standards and Technology Handbook 44. “Counting scale” means a scale designed and used solely to indicate the number or count of objects placed in or on the scale's load receiving element. “Maryland Certificate of Approval” means a document which the Maryland Department of Agriculture issues as evidence that a weighing and measuring device was evaluated under the State Type Evaluation Program and found to comply with the applicable technical requirements of National Institute of Standards and Technology Handbook 44. “National Type Evaluation Program” means the uniform testing program managed by the National Conference on Weights and Measures for evaluating, at participating laboratories, whether a weighing and measuring device complies with the applicable technical standards of National Institute of Standards and Technology Handbook 44. “Participating laboratory” means a measurement laboratory that has been certified by the National Conference on Weights and Measures to conduct type evaluations under the National Type Evaluation Program. “Type” means a model or models of a particular measurement system, instrument, element, or a field standard that positively identifies the design. A specific type may vary in its measurement ranges, size, performance, and operating characteristics as specified in the Certificate of Conformance or Maryland Certificate of Approval.