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

Office briefing

H VILLA TEZOATLAN SEGURA Y LUNA CUNA IND OAX — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · H VILLA TEZOATLAN SEGURA Y LUNA CUNA IND OAX / OAXACA · municipal · Municipal governmentMX-M-20-549

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
H VILLA TEZOATLAN SEGURA Y LUNA CUNA IND OAX / OAXACA
Next election
2027-06-06
Linked upcoming event
next-1dd40912bc3d2aa4a87fb792
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

  • PT38.9%
  • PRI26.9%
  • MORENA24.2%
  • PVEM2.7%
  • NAO0.4%
Results for event-f776da80c23be9c292593f35
Label / candidateParty codeVotesShareSeatsStatus
PTmexico/S0b67f0a25c/20241,96538.9%UnknownRecorded
PRImexico/S0b67f0a25c/20241,36026.9%UnknownRecorded
MORENAmexico/S0b67f0a25c/20241,22224.2%UnknownRecorded
PVEMmexico/S0b67f0a25c/20241372.7%UnknownRecorded
NAOmexico/S0b67f0a25c/2024210.4%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • MORENA19.3%
  • PRI17.7%
  • PT16.1%
  • PVEM15.1%
  • NAO8.3%
  • FXM7.3%
  • PAN_PRD_46.5%
  • RSP3.5%
  • PES1.0%
  • MC0.6%
Results for event-400a37d8ae5aa06ac18fee43
Label / candidateParty codeVotesShareSeatsStatus
MORENAmexico/S5068dd8239/202187119.3%UnknownRecorded
PRImexico/S5068dd8239/202180017.7%UnknownRecorded
PTmexico/S5068dd8239/202172516.1%UnknownRecorded
PVEMmexico/S5068dd8239/202168115.1%UnknownRecorded
NAOmexico/S5068dd8239/20213778.3%UnknownRecorded
FXMmexico/S5068dd8239/20213317.3%UnknownRecorded
PAN_PRD_4mexico/S5068dd8239/20212956.5%UnknownRecorded
RSPmexico/S5068dd8239/20211563.5%UnknownRecorded
PESmexico/S5068dd8239/2021461%UnknownRecorded
MCmexico/S5068dd8239/2021290.6%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PAN_PRD_MC42.5%
  • PRI_PVEM_PANAL32.3%
  • PT_MORENA_ES19.5%
Results for event-82a3009d31fb93cd0b52d67b
Label / candidateParty codeVotesShareSeatsStatus
PAN_PRD_MCmexico/Sb93fa56b62/20182,16442.5%UnknownRecorded
PRI_PVEM_PANALmexico/Sb93fa56b62/20181,64432.3%UnknownRecorded
PT_MORENA_ESmexico/Sb93fa56b62/201899619.5%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

53.540–100 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=12.858660998937296, oldest_gap=10.824313072439637, previous_gap=1.6469496636511245

pedersen volatility

Provisional volatility

41.06percentage 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=[[0,28.905419766206165,0,41.76408076514346,2.911795961742827,0,25.972369819341125,0.4463336875664187],[0,18.55717930874507,0,16.81744374855022,15.796798886569242,0.6726977499420088,20.204128972396195,27.95175133379726],null]

pedersen volatility

Withheld volatility

Unknownpercentage 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 · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Previous interval, vectors=[[0,28.905419766206165,0,41.76408076514346,2.911795961742827,0,25.972369819341125,0.4463336875664187],[0,18.55717930874507,0,16.81744374855022,15.796798886569242,0.6726977499420088,20.204128972396195,27.95175133379726],null]

pedersen volatility

Withheld volatility

Unknownpercentage 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 · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Both intervals mean, vectors=[[0,28.905419766206165,0,41.76408076514346,2.911795961742827,0,25.972369819341125,0.4463336875664187],[0,18.55717930874507,0,16.81744374855022,15.796798886569242,0.6726977499420088,20.204128972396195,27.95175133379726],null]

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. “H VILLA TEZOATLAN SEGURA Y LUNA CUNA IND OAX — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-20-549. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S0b67f0a25c, mexico--S5068dd8239, mexico--Sb93fa56b62.