GA pilot reported taxiing without a clearance due to poor signage.

Attributes
ACN	1754909
Time
Date	202008
Local Time Of Day	1201-1800
Place
Locale Reference	UES.Airport
State Reference	WI
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Make Model Name	Small Aircraft
Operating Under FAR Part	Part 91
Flight Phase	Taxi
Route In Use	Direct
Flight Plan	IFR
Person 1
Function	Pilot Flying Single Pilot
Qualification	Flight Crew Instrument Flight Crew Private
Experience	Flight Crew Total 136
Events
Anomaly	Deviation - Procedural Clearance Deviation - Procedural Published Material / Policy Ground Incursion Taxiway

Narrative:

Taxied without clearance off ramp area to a run up area. I was obtaining an IFR clearance and was rushed off the ramp. There were no definitive taxiway markings or lines; the ramp areas; taxiways and taxiway markings should be updated.

Original NASA ASRS Text

Title: GA pilot reported taxiing without a clearance due to poor signage.

Narrative: Taxied without clearance off ramp area to a run up area. I was obtaining an IFR clearance and was rushed off the ramp. There were no definitive taxiway markings or lines; the ramp areas; taxiways and taxiway markings should be updated.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.