{"database": "openregs", "table": "federal_register", "rows": [["2020-18621", "Amendments Related to Marine Diesel Engine Emission Standards", "Rule", "The Environmental Protection Agency (EPA) is amending the national marine diesel engine program with relief provisions to address concerns associated with finding and installing certified Tier 4 marine diesel engines in certain high-speed commercial vessels. This relief is in the form of additional lead time for qualifying engines and vessels.", "2020-10-02", 2020, 10, "https://www.federalregister.gov/documents/2020/10/02/2020-18621/amendments-related-to-marine-diesel-engine-emission-standards", "https://www.govinfo.gov/content/pkg/FR-2020-10-02/pdf/2020-18621.pdf", "Environmental Protection Agency", "145", "The Environmental Protection Agency (EPA) is amending the national marine diesel engine program with relief provisions to address concerns associated with finding and installing certified Tier 4 marine diesel engines in certain high-speed commercial...", null]], "columns": ["document_number", "title", "type", "abstract", "publication_date", "pub_year", "pub_month", "html_url", "pdf_url", "agency_names", "agency_ids", "excerpts", "regulation_id_numbers"], "primary_keys": ["document_number"], "primary_key_values": ["2020-18621"], "units": {}, "query_ms": 0.8851150050759315, "source": "Federal Register API & Regulations.gov API", "source_url": "https://www.federalregister.gov/developers/api/v1", "license": "Public Domain (U.S. Government data)", "license_url": "https://www.regulations.gov/faq"}