Tamaulipas → Coahuila · Autopista 85D Monterrey-Nuevo Laredo
Autopista 85D Monterrey-Nuevo Laredo is the backbone for anyone connecting Nuevo Laredo, Tamaulipas, to Saltillo, Coahuila: roughly 341 km (212 miles) of pavement that translate into about 3h 47m at the wheel under favorable conditions. Nuevo Laredo, the principal puerto fronterizo de comercio terrestre con Estados Unidos, gradually slips into the rearview mirror as the landscape shifts from city blocks through rural counties and finally into the metropolitan footprint of Saltillo, the capital coahuilense y centro de la industria automotriz Chrysler. Fleets that slot this leg into a weekly rotation tend to schedule mid-week departures, when truck volume is lighter and weather-related closures are less likely. The engine averages around 28.4 liters (7.5 gallons) of gasolina Magna, which works out to about MXN 687.28 at the 24.20 MXN/liter benchmark. Reimbursement for the outbound run, calculated at MXN 6.50/km, totals MXN 2216.50. Generate the receipt in Clara before stepping out of the vehicle so the expense lands in the same-day close, with zero rework for accounting. For the UK professional driving the 341 km (212 mi) between Nuevo Laredo and Saltillo, reimbursement of MXN 2216.50 fits the subsistence allowance regime when paid at or below HMRC AMAP rates of 45p per mile for the first 10,000 business miles in the tax year. UK firms reimburse at HMRC AMAP rates (45p / 25p per mile) so the payment stays free of PAYE and NIC under approved mileage allowance payments rules. Retain a VAT receipt accepted by HMRC for input-tax recovery from the BEIS-tracked forecourt network forecourt used to refuel; His Majesty's Revenue and Customs (HMRC) compliance officers cross-reference fuel VAT receipts with the P11D return when reimbursement exceeds the approved rate. Excess paid above AMAP on the Nuevo Laredo→Saltillo run must be reported via PAYE settlement agreement or it becomes a benefit-in-kind on the employee's tax code.