“Each matter (job) has billable expenses (Advanced Client Costs) that were / are paid by the firm’s Operating Account.”

On your Checks, you use item(s) that are linked to Other Asset = advanced Costs, list the matter or client and this is Billable to them.

“For years the expenses were not allocated […]

Resolution for 'Advanced Client issue: 'Law Firm. Advanced Client Costs that were paid by the firm’s Operating Account. The expenses were not allocated to the individual clients, yet were received. How to Clean' available: Yes.

The Advanced Client issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the Advanced Client issue yourself by looking for a resolution described in the article. If it is a complex Advanced Client issue or you are unable to solve the issue, you may contact us by clicking here or by using other Advanced Client support options.

For more information about resolving issues related to Advanced Client in Quickbooks/QBO or to get support for the issue 'Law Firm. Advanced Client Costs that were paid by the firm’s Operating Account. The expenses were not allocated to the individual clients, yet were received. How to Clean', click the link below: