System Mechanics

Mechanics Reusable operations through which system control is performed.

ICCE System Mechanics are the underlying programmatic operations that make controlled activity possible across the system. They sit beneath the visible platform experience and provide the common foundation through which information is received, checked, processed, calculated, transferred, recorded and preserved.

They are not separate products or user-facing features. They are the repeatable rules and information-handling functions that allow the different parts of ICCE to work from dependable inputs, produce consistent outputs and retain an attributable record of the activity and outcome.

The Foundation Beneath ICCE

ICCE treats information as controlled system input rather than passive stored content. Its Mechanics govern the operations applied to information throughout the system: how it is created or received, how source and authority are established, how validation and permissions are applied, how calculation or transformation occurs, how records are stored and preserved, and how information is transmitted or presented to an authorised recipient.

These operations do not form a single lifecycle of their own. They are reusable system capabilities invoked wherever a Component requires them. Some information originates from people or organisations interacting with ICCE; other information is produced by the system through validation, calculation, reconciliation or another controlled operation. In each case, the objective is the same: important facts become dependable through controlled origin, processing, attribution and preservation.

Input & Origin

Establishes where information comes from, the context in which it was created and the source responsible for introducing it into ICCE.

creation receipt source_attribution context_assignment

Validation & Authority

Determines whether information and participant activity satisfy the conditions required before the wider system relies upon them.

validation verification permissions access_control

Processing & Derivation

Applies defined rules to accepted information so that operational, financial and evidential outcomes are produced consistently.

processing transformation calculation reconciliation

Record & Exchange

Preserves the resulting record and governs how information is retained, corrected, transmitted and made available for authorised use.

storage preservation correction transmission presentation

Core System Mechanics

ICCE uses a broad set of detailed internal controls. For public explanation, those controls are grouped below into twelve mechanics that describe the main ways ICCE receives, tests, processes and evidences important activity without exposing the protected internal sequences that sit behind them.

Trust and participation

Identity and participation validation

Checks that the people and organisations interacting with ICCE have supplied the required identity, organisational and participation information before relevant access or activity is enabled. The resulting activity remains attributable to a known participant.

Permissions and access enforcement

Controls what an authorised participant can submit, view or perform. Different stakeholders can therefore work from the same underlying system without receiving unrestricted access to information or functions outside their role.

External information validation

Treats externally supplied information as something to be checked rather than automatically accepted as truth. Relevant inputs are assessed for structure, source, completeness and reliability before dependent system activity relies on them.

Controlled activity and readiness

Engagement setup and progression controls

Applies defined checks to engagement information from setup through managed progression and conclusion. Unsupported or incomplete activity does not acquire the same standing as activity that has passed the required controls.

Financial-readiness checks

Checks required financial conditions before relevant engagement activity proceeds and supports restriction of subsequent activity where those conditions are no longer satisfied. The underlying funding calculations and control logic remain internal.

Time confirmation, challenge and correction

Provides a controlled route for work-related time information to be confirmed, questioned, corrected and resolved before payroll processing relies on it. The objective is to carry verified working information forward rather than reconstruct it afterwards.

Calculation and controlled execution

Deterministic PAYE payroll processing

Calculates payroll from verified engagement and time records using defined statutory and payroll rules. The same authoritative inputs and governing rules produce the same pay, deduction and employer-liability outcomes.

HMRC-aligned statutory processing

Uses authoritative payroll results to support required statutory reporting and payroll artefacts without independently changing the payroll values already determined. This keeps calculation and statutory representation aligned to the same underlying record.

Controlled payment processing

The defined architecture links verified payroll outcomes to the Payment Trust Centre so that payment activity can be controlled, tracked and reconciled. Payment execution follows authorised information; it does not independently decide what somebody is entitled to receive.

Evidence, visibility and resilience

Reconciliation and stakeholder reporting

Connects related operational, payroll and payment records so that authorised views can be produced from consistent underlying information. Reporting presents and reconciles the record; it does not become a separate source of truth.

Attributable evidence and audit history

Preserves the source, timing, relevant control action and resulting outcome for material activity. This supports review, audit and reconstruction without requiring the market to rebuild the transaction from disconnected emails, spreadsheets, declarations and reports.

Structured risk and continuity controls

Keeps financial control, payment disruption, continuity planning and downstream risk treatment within defined boundaries. Public reporting can show relevant outcomes and exceptions without exposing or collapsing the protected internal logic used to govern them.

What the Mechanics Establish

The importance of the mechanics is not that ICCE performs a long list of technical operations. It is that the same basic discipline is applied across employment, payroll, payment and evidence activity. This creates a consistent operating foundation rather than a collection of separate processes that must later be reconciled by people.

Consistency

Defined rules are applied repeatedly, reducing dependence on local interpretation or informal workarounds.

Traceability

Material information and outcomes remain connected to their source and to the system activity that produced them.

Clear responsibility

Receiving, calculating, reporting and executing information remain separate responsibilities, preserving the meaning and authority of the underlying record.

Reusable evidence

A controlled record supports payroll, payment, reporting and assurance from the same attributable source information.