| CHECKOUT_001_COSTS_VISIBLE_BEFORE_PAYMENT | | blocker |
| CHECKOUT_002_REVIEW_CORRECT_OR_CANCEL | | blocker |
| CHECKOUT_003_PROVIDER_STATUS_VISIBLE | | major |
| CHECKOUT_004_PRESERVE_FORM_ON_PROVIDER_RETURN | | blocker |
| CHECKOUT_005_TAX_FIELDS_CONTEXTUAL_AND_EXPLAINED | | major |
| CHECKOUT_006_IDEMPOTENT_SUBMIT_AND_NO_DOUBLE_CHARGE | | blocker |
| CHECKOUT_007_NO_MODAL_FINANCIAL_FLOW | | blocker |
| CHECKOUT_008_EXTERNAL_PROVIDER_HANDOFF_DISCLOSED | | major |
| CHECKOUT_009_RECEIPT_AND_NEXT_STEP | | major |
| CHECKOUT_010_ACCESSIBLE_TRUST_AND_LEGAL_COPY | | minor |
