Grant County International Airport

Aircraft should park on the ramp in front of the CBP facility located on the west end of the terminal A CBP Officer will meet the aircraft on the ramp to begin the inspection. Upon prior advance arrangement only: Regulated waste/garbage will be collected by the FBO after the

Upon prior advance arrangement only: Regulated waste/garbage will be collected by the FBO after the

• Aircraft should park on the ramp in front of the CBP facility located on the west end of the terminal building.
• A CBP Officer will meet the aircraft on the ramp to begin the inspection.
• Be prepared to present passports, visas, pilot's license, medical certificate, aircraft registration, and user fee decal (if appropriate).
• Upon prior advance arrangement only: Regulated waste/garbage will be collected by the FBO after the completion of CBP inspection.

Grant County International Airport (KMWH) is designated as a “user fee airport” [19 CFR 122.1(m);19 CFR 122.15]. Pilots must secure permission to land by contacting CBP prior to departure from the foreign port or place and in accordance with the special procedures below. Permission to land is granted with a tolerance of (+/-) 30 minutes. If your ETA deviates outside these parameters, previously granted permission(s) are invalid and you must contact CBP to re-secure permission to land.

• After Hours: Pilots must secure permission to land by contacting CBP before the close of business and at least two hours prior to the anticipated arrival time at Grant County International Airport.
• Weekends/Holidays: Pilots must secure permission to land by contacting CBP before the close of business on the last non-holiday weekday prior to the anticipated arrival date at Grant County International Airport.
• During your initial Landing Rights Request call, advise CBP if transporting live animals, weapons, hunting trophies, or commercial imports (including importation of the aircraft itself).
• Accurate ETAs and timely updates to ETAs are critical.
• For FBO information, contact Million Air at (509) 762-2222. NOTE: For further detailed information regarding national GA processing standards and procedures, please refer to the CBP Private Aircraft Arrival Information Document or contact GAsupport@cbp.dhs.gov March 25, 2026 Publication Number KMWH-0326 Grant County International Airport Inspection services for the entrance/ arrival of aircraft at Grant County International Airport are available Monday-Friday, 0800-1700 in accordance with the port's permission to land procedures. Commercial aircraft operators departing the U.S. must obtain an outbound clearance by contacting CBP directly. Grant County International Airport (KMWH) is designated as a “user fee airport” [19 CFR 122.1(m);19 CFR 122.15]. Pilots must secure permission to land by contacting CBP prior to departure from the foreign port or place and in accordance with the special procedures below. Permission to land is granted with a tolerance of (+/-) 30 minutes. If your ETA deviates outside these parameters, previously granted permission(s) are invalid and you must contact CBP to re-secure permission to land.

Inspection services for the entrance/ arrival of aircraft at Grant County International Airport are available Monday-Friday, 0800-1700 in accordance with the port's permission to land procedures. Commercial aircraft operators departing the U.S. must obtain an outbound clearance by contacting CBP directly. Grant County International Airport (KMWH) is designated as a “user fee airport” [19 CFR 122.1(m);19 CFR 122.15]. Pilots must secure permission to land by contacting CBP prior to departure from the foreign port or place and in accordance with the special procedures below. Permission to land is granted with a tolerance of (+/-) 30 minutes. If your ETA deviates outside these parameters, previously granted permission(s) are invalid and you must contact CBP to re-secure permission to land.

Inspection services for the entrance/ arrival of aircraft at Grant County International Airport are available Monday-Friday, 0800-1700 in accordance with the port's permission to land procedures. Commercial aircraft operators departing the U.S. must obtain an outbound clearance by contacting CBP directly.