DfT Operator

| [[Thameslink Southern Great Northern]] || {{Date table sorting|31 May 2026}} || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=gov20251026>{{Cite web |date=26 Sep 2025 |title=Next train services to return to public ownership revealed as government delivers railways reset |url=https://www.gov.uk/government/news/next-train-services-to-return-to-public-ownership-revealed-as-government-delivers-railways-reset |access-date=26 Sep 2025 |website=Gov.UK |language=en}}</ref>

| [[Thameslink Southern Great Northern]] || {{Date table sorting|31 May 2026}} || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=gov20251026>{{Cite web |date=26 Sep 2025 |title=Next train services to return to public ownership revealed as government delivers railways reset |url=https://www.gov.uk/government/news/next-train-services-to-return-to-public-ownership-revealed-as-government-delivers-railways-reset |access-date=26 Sep 2025 |website=Gov.UK |language=en}}</ref>

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| [[Chiltern Railways]] || March {{Date table sorting|2026}} (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=gov20251026/>

| [[Chiltern Railways]] || {{Date table sorting|2026}} (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=gov20251026/>

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| [[Great Western Railway (train operating company)|Great Western Railway]] || September {{Date table sorting|2026}} (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=tssa/>

| [[Great Western Railway (train operating company)|Great Western Railway]] || {{Date table sorting|2026}} (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=tssa/>

|- style=”background:#fffacd;”| <ref name=gov20251026/>

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| [[East Midlands Railway]] || {{Date table sorting|March 2027 (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=tssa/>

| [[East Midlands Railway]] || {{Date table sorting|2027 (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=tssa/>

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| [[Avanti West Coast]] || March 2027 (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name = tssa>{{Cite web|url=https://www.tssa.org.uk/about-tssa/what-we-do/campaigning/your-union-guide-to-public-ownership/dfto-transition-timeline|title=DFTO Transition Timeline| publisher = TSSA | date = 4 December 2024 | access-date = 27 July 2025}}</ref>

| [[Avanti West Coast]] || 2027 (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name = tssa>{{Cite web|url=https://www.tssa.org.uk/about-tssa/what-we-do/campaigning/your-union-guide-to-public-ownership/dfto-transition-timeline|title=DFTO Transition Timeline| publisher = TSSA | date = 4 December 2024 | access-date = 27 July 2025}}</ref>

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| [[CrossCountry]] || June 2027 (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=tssa/>

| [[CrossCountry]] || 2027 (planned) || style=”text-align: center;” | Nationalised || style=”text-align:center;” | Government policy || <ref name=tssa/>

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