Struct Field34F 

pub struct Field34F {
    pub currency: String,
    pub indicator: Option<String>,
    pub amount: f64,
}

Field 34F: Floor Limit

Purpose

Specifies the floor limit amount and currency for automatic processing thresholds in financial transactions. This field defines minimum amounts for automated handling, exception processing triggers, and regulatory compliance thresholds. Floor limits enable institutions to manage risk and processing efficiency through amount-based routing.

Format

• Swift Format: 3!a[1!a]15d
• Currency Component: 3!a - ISO 4217 currency code
• Indicator Component: [1!a] - Optional floor limit indicator (D or C)
• Amount Component: 15d - Decimal amount with comma separator

Presence

• Status: Optional in most contexts, mandatory for specific processing requirements
• Swift Error Codes: T52 (invalid currency), T40/T43 (invalid amount), T50 (invalid indicator)
• Usage Context: Automated processing thresholds and risk management

Usage Rules

• Threshold Definition: Defines minimum amount for specific processing treatment
• Indicator Logic: D (Debit) or C (Credit) specifies threshold direction
• Currency Alignment: Must align with transaction currency context
• Processing Logic: Determines automated vs. manual processing paths

Network Validation Rules

• Currency Validation: Must be valid ISO 4217 currency code
• Amount Format: Decimal comma mandatory, proper precision required
• Positive Amount: Amount must be greater than zero
• Indicator Validation: If present, must be ‘D’ (Debit) or ‘C’ (Credit)
• Logic Validation: Must be consistent with business processing rules

Floor Limit Indicators

D (Debit) Indicator

• Purpose: Threshold for debit transactions
• Processing: Amounts below threshold may receive automated processing
• Risk Management: Higher amounts trigger enhanced controls
• Usage Context: Payment instructions, fund transfers

C (Credit) Indicator

• Purpose: Threshold for credit transactions
• Processing: Credits below threshold may bypass certain checks
• Compliance: Regulatory thresholds for credit processing
• Usage Context: Incoming payments, deposit processing

No Indicator

• Purpose: General threshold regardless of direction
• Processing: Applies to both debit and credit transactions
• Usage Context: Universal processing limits

Business Context

• Risk Management: Automated risk assessment based on transaction amounts
• Processing Efficiency: Streamlined handling for routine transactions
• Regulatory Compliance: Meeting regulatory threshold requirements
• Cost Management: Efficient processing of high-volume, low-value transactions

Examples

:34F:USD5000,00         // USD 5,000 general floor limit
:34F:USDD2500,00        // USD 2,500 debit threshold
:34F:EURC1000,00        // EUR 1,000 credit threshold
:34F:GBP10000,00        // GBP 10,000 general limit

Processing Applications

• Automated Processing: Transactions below threshold receive automated handling
• Manual Review: Transactions above threshold require manual intervention
• STP Qualification: Floor limits determine STP eligibility
• Exception Processing: Threshold-based exception routing

Risk Management Integration

• Amount-Based Controls: Different control levels based on transaction size
• Automated Monitoring: System-driven monitoring for threshold breaches
• Escalation Procedures: Automatic escalation for amounts exceeding limits
• Audit Trail: Comprehensive logging of threshold applications

Regional Considerations

• European Markets: SEPA processing thresholds and regulations
• US Markets: Federal Reserve and ACH processing limits
• Asian Markets: Local regulatory threshold requirements
• Cross-Border: International processing limit coordination

Regulatory Framework

• AML Thresholds: Anti-money laundering reporting thresholds
• KYC Requirements: Know-your-customer enhanced due diligence limits
• Sanctions Screening: Enhanced screening for high-value transactions
• Reporting Obligations: Regulatory reporting threshold compliance

Error Prevention

• Threshold Validation: Verify floor limit is appropriate for context
• Currency Consistency: Ensure currency aligns with transaction context
• Amount Verification: Confirm amount format and precision
• Business Logic: Validate threshold makes business sense

Related Fields

• Field 32A: Value Date, Currency, Amount (transaction amount comparison)
• Field 33B: Currency/Instructed Amount (original amount context)
• Field 71A: Details of Charges (charge-related thresholds)
• Processing Rules: System configuration for threshold handling

Threshold Management

• Dynamic Limits: Ability to adjust thresholds based on risk profiles
• Customer-Specific: Different limits for different customer categories
• Product-Specific: Varying thresholds for different transaction types
• Time-Based: Different limits for different processing windows

STP Compliance

• Threshold Standardization: Consistent floor limit application
• Automated Processing: System-driven threshold evaluation
• Exception Handling: Automated routing based on threshold breaches
• Quality Control: Real-time threshold validation and application

Compliance and Audit

• Regulatory Alignment: Floor limits aligned with regulatory requirements
• Audit Documentation: Complete record of threshold applications
• Investigation Support: Threshold-based transaction analysis
• Risk Assessment: Regular review and adjustment of floor limits

See Also

• Swift FIN User Handbook: Floor Limit Specifications
• Risk Management Guidelines: Amount-Based Processing Controls
• Regulatory Standards: Transaction Threshold Requirements
• Processing Manuals: Automated vs. Manual Transaction Handling Field 34F: Floor Limit Structure

Contains currency, optional indicator, and amount for processing threshold definition.

Fields

currency: String

Currency code for floor limit

Format: 3!a - ISO 4217 currency code (USD, EUR, GBP, etc.) Must be valid currency for threshold processing context

indicator: Option<String>

Floor limit indicator

Format: [1!a] - Optional indicator: ‘D’ (Debit) or ‘C’ (Credit) Specifies whether threshold applies to debits, credits, or both (if omitted)

amount: f64

Floor limit amount

Format: 15d - Decimal amount with comma separator Defines the threshold amount for automated processing decisions

Trait Implementations

impl Clone for Field34F

fn clone(&self) -> Field34F

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Field34F

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Field34F

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for Field34F

fn eq(&self, other: &Field34F) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for Field34F

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl SwiftField for Field34F

fn parse(value: &str) -> Result<Self>

Parse field value from string representation

fn to_swift_string(&self) -> String

Convert field back to SWIFT string format

fn format_spec() -> &'static str

Get field format specification

fn parse_with_variant( value: &str, _variant: Option<&str>, _field_tag: Option<&str>, ) -> Result<Self>

where Self: Sized,

Parse field value with variant hint for enum fields Default implementation falls back to regular parse

fn valid_variants() -> Option<Vec<&'static str>>

Get valid variant letters for enum fields Returns None for non-enum fields, Some(vec) for enum fields

impl StructuralPartialEq for Field34F