{"data":{"id":"us-ok/okla.-stat.-tit.-47-47-14-109","jurisdiction":"us-ok","citation":"Okla. Stat. tit. 47, § 47-14-109","heading":"Single-axle load limit - Gross weight of vehicle and","body":"load - Exceptions - Additional fees - \"Utility vehicle\" defined.\n\nA. On any road or highway:\n\n1. No single axle weight shall exceed twenty thousand (20,000)\n\npounds; and\n\n2. The total gross weight in pounds imposed thereon by a\n\nvehicle or combination of vehicles shall not exceed the value\n\ncalculated in accordance with the Federal Bridge formula imposed by\n\n23 U.S.C., Section 127.\n\nB. Except as to gross limits, the formula of this section shall\n\nnot apply to a truck-tractor and dump semitrailer when used as a\n\ncombination unit. In no event shall the maximum load in pounds\n\ncarried by any set of tandem axles exceed thirty-four thousand\n\n(34,000) pounds. Any vehicle operating with split tandem axles or\n\ntri-axles shall adhere to the formula.\n\nC. Except for loads moving under special permits as provided in\n\nthis title, no department or agency of this state or any county,\n\ncity, or public entity thereof shall pay for any material that\n\nexceeds the legal weight limits moving in interstate or intrastate\n\ncommerce in excess of the legal load limits of this state.\n\nD. 1. An annual special overload permit may be purchased for\n\nvehicles transporting roll-off recycle metals, rock, sand, gravel,\n\ncoal, flour, timber, pulpwood, and chips in their natural state, oil\n\nfield fluids, oil field equipment or equipment used in oil and gas\n\nwell drilling or exploration, and vehicles transporting grain,\n\nfertilizer, cottonseed, cotton, livestock, peanuts, canola,\n\nsunflowers, soybeans, feed, any other raw agricultural products, and\n\nany other unprocessed agricultural products, if the following\n\nconditions are met:\n\na. the vehicles are registered for the maximum allowable\n\nrate,\n\nb. the vehicles do not exceed five percent (5%) of the\n\ngross limits set forth in subsection A of this\n\nsection,\n\nc. the vehicles do not exceed eight percent (8%) of the\n\naxle limits set forth in subsection A of this section,\n\nd. no component of the vehicles exceeds the\n\nmanufacturer's component weight rating as shown on the\n\nvehicle certification label or tag, and\n\ne. the vehicles operating pursuant to the provisions of\n\nthis paragraph will not be allowed to operate on the\n\nNational System of Interstate and Defense Highways.\n\n2. Vehicles operating pursuant to this section must register\n\nfor the maximum allowable rate and additionally shall purchase a\n\nnontransferable annual special overload permit from the Department\n\nof Transportation for a fee of Three Hundred Fifty Dollars\n\n($350.00). All monies collected shall be deposited to the credit of\n\nthe Highway Construction and Maintenance Fund.\n\nE. 1. Oversize or overweight vehicles used for specialized\n\ntransportation if the maximum weight does not exceed twenty-three\n\nthousand (23,000) pounds on any single axle and:\n\na. is a dual lane trailer with dual lane axles and the\n\nwidth of the transport vehicle or trailer exceeds\n\ntwelve (12) feet in width, or\n\nb. the overall gross vehicle weight of a single trailer\n\nmeets or exceeds three hundred thousand (300,000)\n\npounds, originates or terminates at the Tulsa Port of\n\nCatoosa, and the trip is confined within a thirty-mile\n\nradius of the Port.\n\n2. Permit fees for oversize or overweight vehicles used for\n\nspecialized transportation shall be in accordance with subsection A\n\nof Section 14-116 of this title.\n\n3. Vehicles operating pursuant to the provisions of this\n\nparagraph will not be allowed to operate on the National System of\n\nInterstate and Defense Highways.\n\nF. Exceptions to this section will be:\n\n1. Utility or refuse collection vehicles used by counties,\n\ncities, or towns or by private companies contracted by counties,\n\ncities, or towns if the following conditions are met:\n\na. calculation of weight for a utility or refuse\n\ncollection vehicle shall be \"Gross Vehicle Weight\".\n\nThe \"Gross Vehicle Weight\" of a utility or refuse\n\ncollection vehicle may not exceed the otherwise\nsection will be:\n\n1. Utility or refuse collection vehicles used by counties,\n\ncities, or towns or by private companies contracted by counties,\n\ncities, or towns if the following conditions are met:\n\na. calculation of weight for a utility or refuse\n\ncollection vehicle shall be \"Gross Vehicle Weight\".\n\nThe \"Gross Vehicle Weight\" of a utility or refuse\n\ncollection vehicle may not exceed the otherwise\n\napplicable weight by more than fifteen percent (15%).\n\nThe weight on individual axles must not exceed the\n\nmanufacturer's component rating which includes axle,\n\nsuspension, wheels, rims, brakes, and tires as shown\n\non the vehicle certification label or tag, and\n\nb. utility or refuse collection vehicles operated under\n\nthese exceptions will not be allowed to operate on\n\ninterstate highways;\n\n2. A combination of a wrecker or tow vehicle and another\n\nvehicle or vehicle combination if:\n\na. the service provided by the wrecker or tow vehicle is\n\nneeded to remove disabled, abandoned, or accident-\n\ndamaged vehicles, and\n\nb. the wrecker or tow vehicle is towing the other vehicle\n\nor vehicle combination directly to the nearest\n\nappropriate place of repair, terminal, or vehicle\n\nstorage facility;\n\n3. A vehicle operating pursuant to the provisions of paragraph\n\n2 of this subsection shall not be allowed to operate on the National\n\nSystem of Interstate and Defense Highways unless it is a covered\n\nheavy-duty tow and recovery vehicle that:\n\na. is transporting a disabled vehicle from the place\n\nwhere the vehicle became disabled to the nearest\n\nappropriate repair facility, and\n\nb. has a gross vehicle weight that is equal to or exceeds\n\nthe gross vehicle weight of the disabled vehicle being\n\ntransported; and\n\n4. On the interstate highway system a vehicle designed to be\n\nused under emergency conditions to transport personnel and equipment\n\nand to support the suppression of fires and mitigation of other\n\nhazardous situations with a vehicle weight limit up to a maximum\n\ngross vehicle weight of eighty-six thousand (86,000) pounds with\n\nless than:\n\na. twenty-four thousand (24,000) pounds on a single\n\nsteering axle,\n\nb. thirty-three thousand five hundred (33,500) pounds on\n\na single drive axle,\n\nc. sixty-two thousand (62,000) pounds on a tandem axle,\n\nor\n\nd. fifty-two thousand (52,000) pounds on a tandem rear\n\ndrive steer axle.\n\nG. 1. Any vehicle utilizing an auxiliary power or idle\n\nreduction technology unit in order to promote reduction of fuel use\n\nand emissions because of engine idling shall be allowed an\n\nadditional four hundred (400) pounds total to the total gross weight\n\nlimits set by this section.\n\n2. To be eligible for the exception provided in this\n\nsubsection, the operator of the vehicle must obtain written proof or\n\ncertification of the weight of the auxiliary power or idle reduction\n\ntechnology unit and be able to demonstrate or certify that the idle\n\nreduction technology is fully functional.\n\n3. Written proof or certification of the weight of the\n\nauxiliary power or idle reduction technology unit must be available\n\nto law enforcement officers if the vehicle is found in violation of\n\napplicable weight laws. The additional weight allowed cannot exceed\n\nfour hundred (400) pounds or the actual proven or certified weight\n\nof the unit, whichever is less.\n\nH. On the Interstate Highway System, a vehicle carrying fluid\n\nmilk products shall be considered a load that cannot be easily\n\ndismantled or divided, or \"nondivisible\".\n\nI. Utility, refuse collection vehicles or a combination of a\n\nwrecker or tow vehicle as described in paragraphs 1 and 2 of\n\nsubsection F of this section operating under exceptions shall\n\npurchase an annual special overload permit from the Department of\n\nTransportation for One Hundred Dollars ($100.00). All monies\n\ncollected shall be deposited to the credit of the Highway\n\nConstruction and Maintenance Fund.","path":["OK Code","Title 47"],"source_url":"https://www.oklegislature.gov/OK_Statutes/CompleteTitles/os47.pdf","current_through":"2026-08-14","vintage":"open-us-law v2026.08, retrieved 2026-09-14","retrieved_at":"2026-09-14T18:32:36Z","sha256":"3118ed67a0c3df8f4b9bdb6a53c3df9e0b8c3cb91fcd69ed971590fdc6c40e26","source_id":"us-ok","stale":false,"prev":"us-ok/okla.-stat.-tit.-47-47-14-107","next":"us-ok/okla.-stat.-tit.-47-47-14-109.1"},"notice":"GroundRules: Original legal text. Not legal advice."}