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    Official Rules & Regulations

    Version 3.0 — Effective December 22, 2025

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    DefinitionsGeneral ProvisionsCompetition StructureRegistration & EligibilityTechnical RegulationsCompetition RulesScoring SystemTeam CompetitionDisciplinary CodeAdministrative Procedures

    1. Definitions & Terminology

    Category
    One of five performance-based rider classifications (A, B, C, D, E) determined by vELO rating.
    Dual Recording
    The simultaneous recording of a single activity on multiple devices for verification purposes.
    General Classification (GC)
    Overall standings in multi-stage competitions or multi-race competitions, determined by cumulative time gaps or point totals.
    Phase (Racing Phase)
    One of four active competition periods within a season, separated by transfer windows.
    Phase Locking
    The system by which a rider's category becomes fixed for the duration of a racing phase after completing their first race.
    Race
    A competition event (e.g., "Chasing Sanremo"). A race may consist of multiple race events.
    Race Event
    A specific time slot within a race, scheduled to accommodate different time zones. Each race typically consists of up to 4 race events.
    Season
    The annual ECRO World Tour competition period, consisting of four racing phases separated by three transfer windows.
    Transfer Window
    The period between racing phases when no racing occurs. Riders may change teams and all category locks are cleared.
    vELO Rating
    A performance rating calculated by ZwiftRacing.app based on 90 days of racing performance. Basis for category assignments.
    Verification
    The process by which riders provide documentation to confirm the legitimacy of their race results.
    Virtual Currency (ECRO$)
    Gamified monetary values used within the team management system. No real-world monetary value.

    2. General Provisions

    2.1 Scope & Application

    These regulations apply to all ECRO World Tour competitions and events, all licensed riders and registered teams, and all race organizers utilizing the ECRO platform.

    In case of conflict between documents, these Official Rules & Regulations supersede all other ECRO documentation. The English language version is authoritative. ECRO Race Administration has final interpretation authority.

    2.2 ECRO World Tour Overview

    The ECRO World Tour is a year-long racing competition for riders and teams. Throughout the season, riders and teams accumulate points based on their performance in races and General Classification (GC) competitions.

    2.3 Season Structure

    The season is divided into 4 racing phases with transfer windows between them:

    • Racing Phases: Active competition periods where races occur
    • Transfer Windows: Brief periods between phases — no racing occurs, riders may change teams, categories unlock

    Category Locking Cycle:

    • During transfer windows: All categories are unlocked
    • When new phase begins: Categories remain unlocked (dynamic)
    • After first race in new phase: Category locks for remainder of that phase
    • At next transfer window: Categories unlock again

    3. Competition Structure

    3.1 Race Types

    • Single-Day Races: Standalone events awarding points based on finishing position
    • Stage Races: Multi-day competitions using time gap calculations
    • Seasonal Series: Multi-race competitions using point accumulation (75% completion required for GC)

    3.2 General Classification (GC)

    GC competitions measure performance across multiple related races. Two types: Stage Races (lowest cumulative time gap) and Seasonal Series (highest point total). Separate point awards are available for both individual races and overall GC standings.

    3.3 Transfer Windows

    During transfer windows:

    • No races scheduled
    • Riders may change teams (contracts can be offered and signed)
    • All category locks are cleared
    • Typically 3 transfer windows per season, lasting 1–2 weeks

    4. Registration & Eligibility

    4.1 ECRO Account

    All participants must create an ECRO account at ecro.app. One account per person.

    4.2 ECRO Rider License

    Riders must purchase a valid ECRO Rider License for the current season before participating. Unlicensed riders will be disqualified. Retroactive licensing does not validate previous results.

    4.3 Platform Requirements

    • Must be registered on zwiftpower.com
    • Public ZwiftPower activity details must be enabled

    4.4 Equipment Requirements

    • Heart Rate Monitor: Required for all race events
    • Power Source: Smart trainer or power meter required; ZPower not permitted
    • Categories A & B: Smart trainers required as primary power source
    • Categories C, D & E: Power meters acceptable as primary source
    • Non-ITT races: TT bike frames prohibited
    • Dual Recording: Strongly encouraged for top Category A riders

    4.5 Profile Data Requirements

    • Riders must update Zwift weight at least weekly
    • ZwiftPower data must be set to PUBLIC (blue bolt icon)
    • Results remaining private at the 24-hour mark will be DQ C03

    5. Technical Regulations

    5.1 Category Assignments

    Riders are assigned to one of five categories based on their 90-day vELO rating:

    A2000+ vELO
    B1700–1999 vELO
    C1400–1699 vELO
    D1100–1399 vELO
    E0–1099 vELO

    5.3 Phase Locking System

    Upon finishing their first race in a phase, a rider's category is locked based on their vELO rating at that moment and persists for the remainder of the phase.

    Calibration Upgrades: If a rider's rating increases between phases, causing a higher category at lock time, this is recognized as a forced upgrade — no penalty is applied.

    5.4 Wrong Category Penalties

    Racing in a category lower than assigned incurs cumulative time penalties:

    • 1st offense: +60 seconds
    • 2nd offense: +120 seconds
    • 3rd offense: +180 seconds

    Results are automatically recategorized to the rider's proper category.

    6. Competition Rules

    6.1 Race Event Format

    • Riders must obtain a race pass before participating (available at ecro.app/rider/schedule)
    • Each race consists of up to 4 race events (time slots)
    • All categories start together in a single starting pen

    6.2 Result Qualification

    • First Attempt Only: Only the first race event completed per race counts
    • Heart rate monitor and power meter data required
    • Must race in correct assigned category
    • Valid ECRO Rider License required

    7. Scoring System

    7.1 Point Distribution

    Points are awarded based on race tier and finishing position within each category. All finishers receive minimum completion points. Higher tier races award proportionally more base points.

    Category Multipliers

    Category A1.000 (100%)
    Category B0.825 (82.5%)
    Category C0.650 (65%)
    Category D0.475 (47.5%)
    Category E0.300 (30%)

    7.3 Stage Race Scoring

    Stage races use a time gap system. First place receives 0:00:00; each following rider's gap is the difference from first. Riders are globally ranked by lowest combined time gap.

    • Must complete minimum required stages for GC eligibility
    • All ITT stages must be completed
    • Missed stages receive the last finishing time for that stage

    7.4 Seasonal Series

    Cumulative points across predetermined races. 75% race completion required for GC qualification.

    8. Team Competition

    8.1 Team Composition

    • Maximum 12 riders per team
    • Riders may represent any of the 5 categories
    • Riders may only be members of one team at a time

    8.2 Team Scoring

    In each race, a team's top 6 finishers from each category earn team points. All category points are combined for the overall team race result.

    8.4 Team Ownership & Management

    • Teams are owned by a single user with full control
    • Owners may appoint one Team Manager
    • Ownership may be transferred to a current team member

    8.5 Contracts & Roster

    • Riders join teams through contract offers
    • Contracts can be offered, accepted, or terminated at any time
    • Once a rider races for a team in a phase, they are team-locked for that phase
    • Maximum 12 active contracts per team
    • A team can have up to 12 unique riders race per phase

    9. Disciplinary Code

    9.1 Disqualification Codes

    DQ C01: Invalid License

    Rider does not hold a valid ECRO license for the current season.

    DQ C02: Duplicate Entry

    Rider completed more than one race event per race. First completed event counts.

    DQ C03: Equipment & Data Violation

    Missing HR data, missing power source, failed equipment verification, private ZwiftPower data, or wrong power source (Cat A & B).

    DQ C04: Race Pass Violation

    Racing without obtaining required race pass.

    DQ C05: Verification Non-Compliance

    Failure to respond to verification requests within 48 hours. Results in license suspension.

    9.4 Verification Process

    Verification may be triggered by weight fluctuations, unusual power outputs, inconsistent data, top GC positions, or suspicious performance. When flagged, riders must provide within 48 hours:

    • Equipment photos
    • Zwift pairing screenshots
    • Dual recording files (if available)
    • Recent race power files

    Non-compliance results in immediate license suspension and retroactive disqualification of all results.

    10. Administrative Procedures

    10.1 Appeals Process

    • Appeals must be submitted within 7 days of the contested decision
    • Submit via email to admin@ecro.app with "APPEAL" in the subject line
    • Decision communicated within 14 days
    • Appeal decisions are final and binding

    10.2 Rule Modifications

    Rules may be updated during transfer windows. All participants will be notified in advance. Mid-phase changes require extraordinary circumstances and governing body approval.

    10.3 Result Disputes

    Result disputes must be submitted within 48 hours of race event completion. Decisions will be communicated within 7 days and are final.

    This rules book supersedes all previous versions and applies to all ECRO World Tour competitions. For clarification on any rule interpretation, contact ECRO Race Administration.

    Version 3.0 — December 22, 2025

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