| Code | City / Office | Phone |
|---|---|---|
| AS01 | Guwahati | 0361-2540235 |
| AS02 | Nagaon | 03672-225333 |
| AS03 | Jorhat | 0376-2320055 |
| AS04 | Sibsagar | 03772-222333 |
| AS05 | Golaghat | 03774-283322 |
| AS06 | Dibrugarh | 0373-2321234 |
| AS07 | Lakhimpur | 03752-222333 |
| AS08 | Dhemaji | 03753-224466 |
| AS09 | Karbi Anglong | 03671-272333 |
| AS10 | Karimganj | 03843-262222 |
| AS11 | Cachar (silchar) | 03842-246333 |
| AS12 | Sonitpur (tezpur) | 03712-220222 |
| AS13 | Darrang (mangaldoi) | 03713-220333 |
| AS14 | Nalbari | 03624-222555 |
| AS15 | Barpeta | 03665-252333 |
| AS16 | Kokrajhar | 03661-270222 |
| AS17 | Dhubri | 03662-230444 |
| AS18 | Goalpara | 03663-240555 |
| AS19 | Bongaigaon | 03664-220666 |
| AS20 | Guwahati | 03678-240333 |
| AS21 | Morigaon | 03844-223333 |
| AS22 | Chirang | 03664-250222 |
| AS23 | Udalguri | 03711-250444 |
| AS24 | Hailakandi | 03624-262333 |
| AS26 | Chirang | 03664 - 241103 |
Assam, India's gateway to the northeast, is a state of extraordinary natural wealth - the Brahmaputra river sweeping through its Brahmaputra Valley, tea gardens stretching endlessly on both sides of National Highways, one-horned rhinoceroses roaming Kaziranga National Park, and a cultural fabric woven from dozens of indigenous communities. The Assam Transport Department manages RTO offices across all 35 districts, with the largest and most active office in Guwahati (AS-01, Kamrup Metropolitan). All Assam-registered vehicles carry the AS prefix, and the state registers approximately 4–5 lakh new vehicles annually - a figure growing steadily as Assam's economy develops and infrastructure improves under various central and state government programmes.
To find the RTO details of any AS-registered vehicle, enter the full registration number in the RTOCheck.com search box for instant results including office address, phone number, and email.
Guwahati, served by the AS-01 (Kamrup Metropolitan) RTO, occupies a strategic position unlike any other Indian city. It is the commercial, educational, medical, and transport hub for all eight northeastern states - Assam, Arunachal Pradesh, Meghalaya, Manipur, Mizoram, Nagaland, Tripura, and Sikkim all rely on Guwahati as their primary connection to mainland India. The NH-27 (East-West Corridor) passes through Guwahati, as does the Assam Rail Link that connects the northeast to the national broad-gauge railway network. Lokpriya Gopinath Bordoloi International Airport (LGBI Airport) in Guwahati is the northeast's busiest airport, and the city is the natural base for all goods and passenger movement to and from India's eight northeastern states.
This strategic centrality means the AS-01 RTO is not just Assam's busiest office - it effectively serves as the transport registration and compliance hub for a population far beyond Assam's own borders. Vehicles registered across the northeast are serviced, traded, and transferred through Guwahati's workshops and dealerships, creating an active secondary market that keeps the AS-01 RTO among India's busiest mid-tier RTOs by volume.
Assam produces over 52% of India's total tea output and approximately 17% of global tea production - a fact that profoundly shapes the state's transport ecosystem. The upper Assam districts of Dibrugarh (AS-07), Jorhat (AS-06), Sivasagar, and Tinsukia are dominated by tea gardens, and the commercial vehicles serving these gardens form a distinct and significant category in the region's transport landscape.
Tea garden transport encompasses: light goods vehicles and tractors carrying freshly plucked tea leaves from fields to the factory; trucks transporting processed CTC (Crush, Tear, Curl) and orthodox tea from factory warehouses to Guwahati's auction houses; refrigerated vans for specialty green and white teas; and container vehicles for export consignments bound for Kolkata port. All of these vehicles require registration, fitness certificates, and permits from their respective district RTOs. The AS-07 (Dibrugarh) RTO processes the highest volume of tea industry commercial vehicle registrations, given Dibrugarh's status as the heart of Assam's tea country.
Assam is one of India's oldest oil-producing regions. The Digboi oil refinery, established in 1901, is the world's oldest continuously operating oil refinery and a UNESCO recognition candidate. Oil India Limited (OIL), headquartered in Duliajan (Dibrugarh district), manages oil fields across upper Assam. ONGC also operates in Assam. The oil industry requires specialized transport - drilling rig carriers, pipe-layer trucks, high-pressure chemical tankers, fire safety vehicles, and equipment transport trailers - that the AS-07 (Dibrugarh) and AS-06 (Jorhat) RTOs regulate through special categories of permits.
Petroleum product distribution is equally important - fuel tankers carrying petrol, diesel, and LPG from Numaligarh Refinery (Golaghat) and Bongaigaon Refinery (AS-22) to distribution points across the northeast are among the most critical commercial vehicles on Assam's highways. These tankers require specific fitness certifications, hazardous goods permits, and driver training qualifications that the Assam RTO administers in coordination with the Petroleum and Explosives Safety Organisation (PESO).
The Brahmaputra - one of the world's largest rivers by volume and one of its most volatile - floods annually between June and September, inundating vast tracts of lower and middle Assam. The floods destroy roads, breach embankments, and cut off districts for weeks at a time. Barpeta (AS-25), Morigaon, Dhubri, and Goalpara are among the districts most frequently affected by catastrophic flooding that can submerge entire towns for weeks.
The Assam RTO has developed flood-specific administrative protocols: extended deadlines for fitness certificate renewals during flood periods; special provisions for vehicles displaced, submerged, or damaged by floods; and expedited re-registration procedures for replacement vehicles. The state's transport department also coordinates with the National Disaster Response Force (NDRF) on managing relief vehicle movements during major flood events. For Assam vehicle owners, comprehensive vehicle insurance is not optional but essential - use the Insurance Premium Estimator to determine the right coverage level for flood-zone vehicles.
Kaziranga National Park, a UNESCO World Heritage Site on the banks of the Brahmaputra in Nagaon and Golaghat districts, is home to the world's largest population of Indian one-horned rhinoceroses, as well as significant populations of elephants, tigers, and wild buffaloes. Kaziranga's conservation success has made it Assam's most famous natural attraction, drawing over 2 lakh visitors annually during its November–April tourist season.
Tourism at Kaziranga generates significant transport demand. Visitors travel from Guwahati (200 km) by road or by rail to Jakhalabandha station. At Kohora (the park's main gate), a fleet of Gypsies (Maruti Gypsy, now Jimny-based) licensed by the Assam Forest Department provides jungle safaris. These safari vehicles are registered through the Nagaon RTO (AS-05) and require both RTO permits and Forest Department authorisation. The Nagaon RTO also manages permits for tourist coaches and taxis serving Kaziranga's hospitality cluster along NH-37 (now NH-15).
Assam is the nodal state for the entire northeastern road network. Key National Highways passing through Assam include:
These highways carry virtually all goods transported to and from India's northeastern states, making Assam's highway network one of the country's most strategically critical. The Assam RTO's enforcement wing deploys highway patrol teams at key checkpoints to check commercial vehicles for overloading, valid fitness certificates, pollution compliance, and permit validity.
Assam's road tax rates are among the more moderate in India, reflecting the state's developmental priorities. Electric vehicles enjoy full road tax exemption, and Assam has been running an EV subsidy scheme in Guwahati to promote adoption in the urban market. Use the Road Tax Calculator for a personalised estimate before your vehicle purchase.
Assam's transport department has integrated with the national Sarathi portal for all driving licence services. An automated driving test track is operational in Guwahati's AS-01 jurisdiction, and the state has been expanding test track facilities to Dibrugarh and Silchar. Assam issues a significant volume of HGV (Heavy Goods Vehicle) licences annually - driven by the large commercial transport workforce serving the northeast's freight movement - and tractor licences for the farming population across the Brahmaputra and Barak Valley plains. Use the DL Renewal Fee Calculator for accurate fee estimates, especially for commercial categories where late fees can be substantial.
Southern Assam's Barak Valley, of which Silchar (AS-14) is the main city, is geographically and culturally distinct from the Brahmaputra Valley. Surrounded by Mizoram, Manipur, Meghalaya, and Bangladesh, the Barak Valley is more connected to Kolkata via Agartala (Tripura) than to Guwahati in day-to-day commerce. The AS-14 (Cachar) RTO serves a population that relies heavily on commercial vehicles for its connection to the rest of India - the only road link to Guwahati passes through the Jatinga Pass and covers nearly 350 km of often difficult terrain.
Assam has fully integrated with the Parivahan Sewa national portal for all vehicle and driving licence services. Key online services available to AS vehicle owners include:
Browse the complete Assam RTO directory on RTOCheck.com. For vehicle purchase financing, use the Car Loan EMI Calculator. Protect your vehicle with the Insurance Premium Estimator, and check your NCB savings with the NCB Calculator.