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Contract evidence

Binary Options Expiry, Strike, Tie, and Settlement Rules

Compare the evidence needed to verify expiry timing, strike or barrier equality, price references, and cash settlement across contract families.

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Contract comparison

Evidence needed to reconstruct a settlement

The product name alone does not establish the accepted strike, observation window, equality rule, price source, or cash return.

Expiry, equality, and settlement evidence by contract family
Contract and citationCondition and observation windowExpiry evidenceEquality questionSettlement evidenceReuse this row
CS-001Up / Down

Final reference price is compared with the accepted entry reference or strike in the selected direction.

Observation window
Normally the stated settlement moment; confirm whether any averaging or quote window applies.
Possible treatments to verify
  • win
  • loss
  • tie refund
  • void
Accepted timestamp, exact expiry timestamp and timezoneWhat happens when final price equals the entry reference or strike?Accepted reference, final reference, result, cash return, price source, correction rule
CS-002Touch / No Touch

The result depends on whether the stated barrier is reached during the contract's observation window.

Observation window
From the broker-defined start or acceptance point through the stated end; endpoints and quote sampling must be verified.
Possible treatments to verify
  • touch at equality
  • strict crossing required
  • bad-tick correction
  • void
Observation start, exact end, barrier level and timezoneDoes a quote exactly equal to the barrier count as touch, and which quote or tick is authoritative?Barrier, authoritative tick or path record, observation bounds, result, cash return, correction rule
CS-003In / Out at expiry

Final reference price is evaluated against lower and upper boundaries at the settlement moment.

Observation window
Usually the final settlement moment; confirm whether boundary contact before expiry matters.
Possible treatments to verify
  • boundary included
  • boundary excluded
  • tie refund
  • void
Exact expiry, both boundaries, direction and timezoneIs a final price exactly on either boundary inside, outside, a tie, or void?Both boundaries, final reference, result, cash return, price source, correction rule
CS-004In / Out stay

The result depends on whether the authoritative price path stays inside or moves outside the stated range during the observation window.

Observation window
The complete broker-defined path from start through end; tick sampling and endpoint inclusion must be verified.
Possible treatments to verify
  • touch breaches range
  • strict crossing required
  • bad-tick correction
  • void
Observation start and end, both boundaries and timezoneDoes touching either boundary count as leaving the range, and is a single authoritative tick sufficient?Both boundaries, authoritative path or event record, result, cash return, correction rule
CS-005Selectable-strike digital option

Final reference price is compared with a selected strike; displayed payout can change with strike distance and direction.

Observation window
Normally the settlement moment, subject to the broker's quote and correction terms.
Possible treatments to verify
  • win
  • loss
  • tie refund
  • void
Accepted strike, payout, exact expiry and timezoneWhat result applies when final price equals the selected strike?Accepted strike and payout, final reference, result, cash return, price source, correction rule
CS-006Clock-expiry versus timer-expiry control

This is an order-control comparison rather than a distinct payoff: Clock selects an exact settlement time; Timer selects a duration whose accepted start determines the end.

Observation window
Clock: stated absolute time. Timer: accepted start plus duration. Submission time must not be substituted for acceptance time.
Possible treatments to verify
  • server acceptance starts timer
  • displayed clock controls expiry
  • rejection or requote changes acceptance
Submission, acceptance, countdown or clock value, computed and displayed expiry, timezoneThe underlying contract's equality rule still applies and must be checked separately.Event sequence from submission through acceptance, expiry, result and cash return

Comparison warnings

  • A higher payout can represent a harder strike, barrier, path, or product condition; it is not a higher probability.
  • Countdown duration and exact clock time are not interchangeable when acceptance is delayed.
  • A result badge without accepted terms, expiry, and price references is not enough to reconstruct settlement.
  • Demo workflow evidence does not prove funded-account execution or withdrawal quality.
Publication boundary

Unknown rules remain unknown

If equality, boundary contact, observation timing, price source, correction, or refund treatment is not documented, publish not verified rather than inferring a rule.

Reuse the comparison

Cite the relevant contract family and retain its evidence questions. A generic row is a verification protocol, not proof of a broker-specific implementation.