Chance joined the Democratic Alliance in 2009, shortly after the 2009 General Election
2009 South African general election, becoming a member of Ward 87 in the City of Johannesburg and a member of the branch committee executive. After the ward boundary demarcation changes in 2010 he moved to Ward 117 and was elected to the branch executive committee. He assisted in the 2011 Local Government Elections
2011 South African municipal elections which saw the DA re-elected as the official opposition in the Johannesburg City Council. In 2012 he led a project to test the business needs and political affiliations of small business owners in Soweto. At the time he was managing director of Adele Lucas Promotions which had run the annual Soweto Festival Expo since 2005. In 2013 he was appointed Treasurer of the DA Sandton Constituency. In February 2014 Chance was selected as a candidate for the 2014 National and Provincial Elections
2014 South African general election, working in the Soweto constituency with political head James Lorimer. The DA won 89 seats in the
National Assembly and Chance took his seat as a DA Member of Parliament in the 5th Parliament DA Leader
Helen Zille was Premier of the Western Cape and newly elected MP
Mmusi Maimane was appointed the DA Leader in Parliament. Maimane appointed
John Steenhuisen as Chief Whip and Chance as the DA Shadow Minister of Small Business Development in June 2014, a position he held until the May 2019 National and Provincial Elections. He served as a member of the Portfolio Committee on Small Business Development. The ANC appointed
Lindiwe Zulu as Minister and Ruth Bhengu as Chairperson of the Portfolio Committee. In May 2015 Steenhuisen appointed Chance to serve on the Ad-Hoc Committee Probing Violence against Foreign Nationals, formed after an outbreak of violence in certain townships in South Africa that saw several spaza shops (small retail outlets) burned and destroyed and their owners harassed or murdered. In 2018 Chance introduced a
private member's bill into Parliament, the Small Enterprises Ombud Service Bill. This was in response to numerous complaints from small business owners of ill-treatment by government and large companies who failed to honour contracts, did not pay invoices on time, stole their intellectual property and generally treated them with contempt due to there being no adequate means for the small business owners to seek justice or recourse. The Ombud service was to act as an alternative dispute resolution mechanism to reduce the cost of litigation and speed up the judicial process. The ANC members in the portfolio committee voted to declare the bill "undesirable" [https://www.parliament.gov.za/press-releases/small-business-development-committee-rejects-private-members-bill and the bill failed to pass in its second reading in the National Assembly. As a postscript, the Department of Small Business Development later revived Chance's bill, the core elements being incorporated into the National Small Enterprises Amendment Bill of 2024 which President
Cyril Ramaphosa signed into law on 18 July 2024 Chance wrote a regular blog on his time in Parliament [https://tatamachancesa.blogspot.com/ and contributed numerous articles in publications such as Business Day, Business Times, Sowetan, Independent on Sunday, Financial Mail among others. Chance failed to return as an MP in the 6th Parliament but remained active in the DA, being elected to the Gauteng Provincial Executive in 2021 where he served a three-year term as a Non-Public Rep. In March 2024 Chance was selected as a candidate for the 2024 National and Provincial Elections and was elected on 29 May to serve in the 7th Parliament . On 17 July DA Leader
John Steenhuisen appointed Chance DA National Spokesperson on Trade, Industry & Competition. == Early business career and journey to South Africa ==