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Partial researchResearch snapshot 2026-09-13. Evidence gaps remain; see Coverage for requirements.

Office briefing

TACOTALPA — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · TACOTALPA / TABASCO · municipal · Municipal governmentMX-M-27-15

Read the complete original research briefing

INE result distributions kept separate. Certified seats, supplementary elections, coalition and boundary audit remain.

1. What office, where, and when is the next election?

Geography
TACOTALPA / TABASCO
Next election
2027-06-06
Linked upcoming event
next-084bf4d8e538267ee1deb6df
Registry qualification
Unknown

2. How certain is that date?

2027-06-06 is expected (not formally called). Day precision. A date without a formal call is not confirmed.

3. Who won earlier selected elections?

2024

Special · Legal certification not established · candidate marks

  • MC40.7%
  • MORENA37.7%
  • PVEM8.0%
  • PT3.8%
  • PRD1.7%
  • PRI1.5%
  • PAN0.4%
Results for event-3b41c1bbef32c9d56f9df95a
Label / candidateParty codeVotesShareSeatsStatus
MCmexico/S1f5ee87192/20249,26040.7%UnknownRecorded
MORENAmexico/S1f5ee87192/20248,57537.7%UnknownRecorded
PVEMmexico/S1f5ee87192/20241,8208%UnknownRecorded
PTmexico/S1f5ee87192/20248743.8%UnknownRecorded
PRDmexico/S1f5ee87192/20243901.7%UnknownRecorded
PRImexico/S1f5ee87192/20243361.5%UnknownRecorded
PANmexico/S1f5ee87192/20241020.4%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • MC46.0%
  • MORENA31.2%
  • PAN_PRI10.8%
  • PRD2.3%
  • PES1.8%
  • FXM1.7%
  • PVEM1.2%
  • RSP0.9%
  • PT0.4%
Results for event-4294bed94301b906f9a39ea3
Label / candidateParty codeVotesShareSeatsStatus
MCmexico/Scb42eb414f/202110,23546%UnknownRecorded
MORENAmexico/Scb42eb414f/20216,93231.2%UnknownRecorded
PAN_PRImexico/Scb42eb414f/20212,39710.8%UnknownRecorded
PRDmexico/Scb42eb414f/20215162.3%UnknownRecorded
PESmexico/Scb42eb414f/20214091.8%UnknownRecorded
FXMmexico/Scb42eb414f/20213761.7%UnknownRecorded
PVEMmexico/Scb42eb414f/20212571.2%UnknownRecorded
RSPmexico/Scb42eb414f/20212070.9%UnknownRecorded
PTmexico/Scb42eb414f/2021870.4%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • MORENA31.6%
  • PAN_PRD_MC24.3%
  • PVEM20.1%
  • PRI9.8%
  • CAND_IND173.4%
  • PANAL1.9%
  • ES1.9%
  • PT1.1%
Results for event-decc254d8e43e4242e4ee245
Label / candidateParty codeVotesShareSeatsStatus
MORENAmexico/Sd80c5f1e65/20187,56431.6%UnknownRecorded
PAN_PRD_MCmexico/Sd80c5f1e65/20185,79924.3%UnknownRecorded
PVEMmexico/Sd80c5f1e65/20184,80920.1%UnknownRecorded
PRImexico/Sd80c5f1e65/20182,3509.8%UnknownRecorded
CAND_IND17mexico/Sd80c5f1e65/20188173.4%UnknownRecorded
PANALmexico/Sd80c5f1e65/20184541.9%UnknownRecorded
ESmexico/Sd80c5f1e65/20184461.9%UnknownRecorded
PTmexico/Sd80c5f1e65/20182661.1%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

63.320–100 historical closeness

Actual-event and/or comparability review incomplete

Comparison status: Provisional imported-series comparison; actual-event review open

Method ci.weighted-gap.v1. Inputs: latest_gap=3.207379313574002, oldest_gap=7.842701621861806, previous_gap=15.42304818827045

pedersen volatility

Provisional volatility

20.84percentage points

Grouped Pedersen lower bound (percentage points). Seven exact standalone INE party labels. Joint coalition combinations, independents and other parties remain Other, without allocating coalition votes. This coarse grouped comparison can conceal coalition-member shifts and requires the stated geographic/event review. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Latest interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Latest interval, vectors=[[0.4775951678606546,1.5732546705998034,1.8260991712319146,4.0923350657863935,8.521796132415602,43.35814955283982,40.15077023926582,0],[0,0,2.4094135225999254,0.4062383264848711,1.2000373552484125,47.79137093761673,32.368322749346284,15.824617108703773],[0,10.442123972450567,0,1.181959564541213,21.368584758942458,0,33.61030882026216,33.397022883803594]]

pedersen volatility

Provisional volatility

50.2percentage points

Grouped Pedersen lower bound (percentage points). Seven exact standalone INE party labels. Joint coalition combinations, independents and other parties remain Other, without allocating coalition votes. This coarse grouped comparison can conceal coalition-member shifts and requires the stated geographic/event review. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Previous interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Previous interval, vectors=[[0.4775951678606546,1.5732546705998034,1.8260991712319146,4.0923350657863935,8.521796132415602,43.35814955283982,40.15077023926582,0],[0,0,2.4094135225999254,0.4062383264848711,1.2000373552484125,47.79137093761673,32.368322749346284,15.824617108703773],[0,10.442123972450567,0,1.181959564541213,21.368584758942458,0,33.61030882026216,33.397022883803594]]

pedersen volatility

Provisional volatility

35.52percentage points

Grouped Pedersen lower bound (percentage points). Seven exact standalone INE party labels. Joint coalition combinations, independents and other parties remain Other, without allocating coalition votes. This coarse grouped comparison can conceal coalition-member shifts and requires the stated geographic/event review. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Both intervals mean

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Both intervals mean, vectors=[[0.4775951678606546,1.5732546705998034,1.8260991712319146,4.0923350657863935,8.521796132415602,43.35814955283982,40.15077023926582,0],[0,0,2.4094135225999254,0.4062383264848711,1.2000373552484125,47.79137093761673,32.368322749346284,15.824617108703773],[0,10.442123972450567,0,1.181959564541213,21.368584758942458,0,33.61030882026216,33.397022883803594]]

Source-reported control: Unverified. Current tenure requires separate dated evidence.

5. Officeholder evidence

Dated roster observations are not automatically current tenure. The source current-office flag means this office is tracked now, not that the last winner still holds it.

No officeholder observation supplied.

6. Polling context

No local poll supplied.

7. Unresolved issues and sources

No open research issues attached to this office.

Sources

Cite this record

Center for Digital Democracy. “TACOTALPA — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-27-15. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S1f5ee87192, mexico--Scb42eb414f, mexico--Sd80c5f1e65.