Legal Services Offshore blog
Mapping outside counsel guidelines to billing review
Convert billing guidelines into a review matrix so invoices are checked against written rules instead of reviewer memory.

Guidelines fail when they stay in a PDF
Outside counsel guidelines describe what the company will and will not pay for. Reviewers apply them from memory, and the result varies by invoice. A matrix turns each rule into a check with a source reference.
Extract the reviewable rules
List the rules that affect a line item: staffing and rate limits, permitted expenses, travel policy, block billing, administrative tasks, and approval requirements. Record the guideline section and page for each rule.
Build the check column
For each rule, write the evidence a reviewer needs and the action to take when an item does not comply. "Partner rate above approved schedule: flag and request adjustment" is a check. "Review rates" is not.
Apply it to a sample first
Run the matrix on one invoice and record how long the review takes and how many items are flagged. Refine ambiguous rules before applying the matrix across firms. A matrix that produces constant debate needs clearer source language.
Route disputes to the owner
The assistant prepares the flagged items and the guideline references. The billing owner or relationship lawyer decides whether to request an adjustment, approve an exception, or pay the invoice.
Update the matrix when guidelines change
Record the guideline version and the date the matrix was updated. When the guidelines are reissued, diff the rules and update the matrix before the next invoice cycle.