Tscheppach is a former municipality in the district of Bucheggberg, in the canton of Solothurn, Switzerland.

On 1 January 2014 the former municipalities of Tscheppach, Brügglen, Aetingen, Aetigkofen, Bibern (SO), Gossliwil, Hessigkofen, Mühledorf (SO), Küttigkofen, Kyburg-Buchegg merged into the new municipality of Buchegg.

[1] Before the merger, Tscheppach had a total area of 1.8 km2 (0.69 sq mi).

[3] The blazon of the municipal coat of arms is Or a Bar wavy Azure between three Quatrefoil Roses Gules with the Core Argent barbed and seeded proper.

[5] The age distribution, as of 2000[update], in Tscheppach is; 13 children or 6.8% of the population are between 0 and 6 years old and 24 teenagers or 12.6% are between 7 and 19.

[2] The historical population is given in the following chart:[10] In the 2007 federal election the most popular party was the SVP which received 37.5% of the vote.

In the federal election, a total of 84 votes were cast, and the voter turnout was 56.0%.

[2] There were 114 residents of the municipality who were employed in some capacity, of which females made up 42.1% of the workforce.

In 2008[update] the total number of full-time equivalent jobs was 43.

In the tertiary sector; 1 was in the sale or repair of motor vehicles, 5 or 23.8% were in a hotel or restaurant, 6 or 28.6% were technical professionals or scientists, 1 was in education and 8 or 38.1% were in health care.

[2] From the 2000 census[update], 17 or 8.9% were Roman Catholic, while 125 or 65.8% belonged to the Swiss Reformed Church.