Quintana Roo → Chiapas · Carretera Federal 307 Cancún-Tulum
Tackling the 961 km (597 miles) that separate Playa del Carmen, Quintana Roo, from Tuxtla Gutiérrez, Chiapas, in a single push demands long-haul planning: 10h 41m behind the wheel along Carretera Federal 307 Cancún-Tulum exceeds the safe ceiling on continuous driving. Schedule a midpoint overnight, driver swap (where applicable) and a mandatory pre-trip inspection. Pulling out of Playa del Carmen (the principal polo turístico de la Riviera Maya y puerto de embarque a Cozumel) toward Tuxtla Gutiérrez (the capital chiapaneca y puerta de entrada al Sureste y a la frontera con Guatemala), total fuel use reaches 80.1 liters (21.2 gallons) of gasolina Magna (about MXN 1938.42), on top of consecutive tolls and a probable hotel night. Gross outbound reimbursement, against the tarifa promedio de mercado schedule of MXN 6.50/km, lands at MXN 6246.50. Capture lodging and meals in separate fields of the Clara receipt so they don't get tangled with the pure mileage calculation. The typical corporate policy authorizes a hotel per-diem up to a certain ceiling and meals with a limit per occurrence, amounts that must be substantiated with a fiscal invoice in the contributor's or the company's name. Confirm before the trip the prevailing ceiling per the internal HR table, and verify that the chosen hotel issues an invoice in the format the corporate fiscal system accepts, avoiding later disallowance of the amount. For the US professional driving the 961 km (597 mi) between Playa del Carmen and Tuxtla Gutiérrez, reimbursement of MXN 6246.50 stays non-taxable to the employee when the employer follows an accountable plan under Treas. Reg. §1.62-2 and reimburses at or below the IRS standard mileage rate. US employers generally reimburse at the IRS standard mileage rate so the payment stays non-taxable to the employee under Pub. 463. Keep the IRS-compliant expense report (Form 1040 Schedule C, line 9) alongside the fuel receipt from any EIA-tracked retail station network pump used along the leg; Internal Revenue Service (IRS) examiners pull contemporaneous mileage logs first when auditing Schedule C unreimbursed business expenses, and the Playa del Carmen→Tuxtla Gutiérrez corridor must show date, business purpose, and odometer readings.