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

Office briefing

RIVA PALACIO — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · RIVA PALACIO / CHIHUAHUA · municipal · Municipal governmentMX-M-8-54

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
RIVA PALACIO / CHIHUAHUA
Next election
2027-06-06
Linked upcoming event
next-d9bbe2016ceb21a36812bcb2
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

  • PAN_PRI_PRD76.9%
  • MORENA19.4%
  • MC1.4%
  • PUEBLO0.6%
Results for event-b98ae7b92e08a7d86bcf3071
Label / candidateParty codeVotesShareSeatsStatus
PAN_PRI_PRDmexico/S86ebd0511d/20242,70376.9%UnknownRecorded
MORENAmexico/S86ebd0511d/202468219.4%UnknownRecorded
MCmexico/S86ebd0511d/2024481.4%UnknownRecorded
PUEBLOmexico/S86ebd0511d/2024220.6%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PAN60.1%
  • PRI35.3%
  • MORENA2.3%
  • FXM0.4%
  • PT0.2%
Results for event-0962e7d98eb893fc1fb6e309
Label / candidateParty codeVotesShareSeatsStatus
PANmexico/Sa981f1de91/20211,97460.1%UnknownRecorded
PRImexico/Sa981f1de91/20211,15935.3%UnknownRecorded
MORENAmexico/Sa981f1de91/2021762.3%UnknownRecorded
FXMmexico/Sa981f1de91/2021130.4%UnknownRecorded
PTmexico/Sa981f1de91/202150.2%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PRI35.6%
  • PVEM29.9%
  • PAN_MC29.1%
  • PT_MORENA_ES1.9%
Results for event-23955dafc7b80e6f48121109
Label / candidateParty codeVotesShareSeatsStatus
PRImexico/S94b7857d71/201888735.6%UnknownRecorded
PVEMmexico/S94b7857d71/201874629.9%UnknownRecorded
PAN_MCmexico/S94b7857d71/201872629.1%UnknownRecorded
PT_MORENA_ESmexico/S94b7857d71/2018471.9%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

0 (recorded zero)0–100 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=58.49493487698987, oldest_gap=5.860349127182047, previous_gap=25.255655407499226

pedersen volatility

Provisional volatility

97.24percentage 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=[[0,0,0,0,0,1.3892908827785817,19.739507959479017,78.8712011577424],[61.17136659436009,35.91571118686086,0,0.1549426712116517,0,0,2.3551286024171056,0.4028509451502944],[0,36.86616791354946,0,0,31.005818786367414,0,0,32.128013300083126]]

pedersen volatility

Provisional volatility

63.68percentage 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=[[0,0,0,0,0,1.3892908827785817,19.739507959479017,78.8712011577424],[61.17136659436009,35.91571118686086,0,0.1549426712116517,0,0,2.3551286024171056,0.4028509451502944],[0,36.86616791354946,0,0,31.005818786367414,0,0,32.128013300083126]]

pedersen volatility

Provisional volatility

80.46percentage 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=[[0,0,0,0,0,1.3892908827785817,19.739507959479017,78.8712011577424],[61.17136659436009,35.91571118686086,0,0.1549426712116517,0,0,2.3551286024171056,0.4028509451502944],[0,36.86616791354946,0,0,31.005818786367414,0,0,32.128013300083126]]

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. “RIVA PALACIO — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-8-54. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S86ebd0511d, mexico--Sa981f1de91, mexico--S94b7857d71.