# FpML 5.3 Validation Rules - Rules for Business Process Messages

This is the Business Process part of the validation rule set accompanying the FpML 5.3 Working Draft #2. The introductory section in the validation section of the specifications contains background information and documentation for this page.

The rules contained on this page contain links to cut down versions of valid and invalid test cases. The cut down test cases are non-normative and are provided for the purpose of documentation only.

## Content

- Namespace
- Rules

## Namespace

default element namespace = http://www.fpml.org/spec/fpml-5-3-2-wd-2

namespace xs = http://www.w3.org/2001/XMLSchema

## Rules

#### Unique contexts:

- TradeNovationContent (complex type): bp-2
- Deprecated rules
- Removed rules

bp-2 (Mandatory)
XPath Description:
Context: TradeNovationContent
If the firstPeriodStartDate is present, the firstPeriodStartDate/@href attribute = the party/@id attribute.

#### Deprecated rules

#### Removed rules

bp-1 (Mandatory)
REMOVED: The @href attribute must match the ../../party/@id attribute Rationale for removal: the rule has been replaced by the reference rule number 5 (ref-5).