# N581TF: 1995 Bills Walter B BILLS SPECIAL

- Status: Valid registration
- Airframe: [Bills Walter B BILLS SPECIAL](https://openairdocs.org/model/bills-walter-b-bills-special) (registry code 05626XR, 4 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 1
- Year built: 1995
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: November 1, 1995
- Certificate issued: July 23, 2019
- Expires: July 31, 2029
- Mode S code: A77B4E
- Registered owner: [Frost Timothy W](https://openairdocs.org/faa-owner/FROST%20TIMOTHY%20W)
- Location: [Tucson, AZ](https://openairdocs.org/faa-place/AZ/Tucson)
- Owner type: Individual
- Owner's area on the map: 32.6122° N, 111.0089° W: Placed by OpenAirDocs at the center of ZIP code 85739, within about 9 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=581TF
- Page: https://openairdocs.org/aircraft/N581TF

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Bills Walter B BILLS SPECIAL)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N581TF.

## FAA accident and incident reports

None matched to N581TF.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Bills Walter B BILLS SPECIAL aircraft: https://openairdocs.org/model/bills-walter-b-bills-special/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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