Federal awards assume you can prove where the money went, line by line, project by project. The generic bookkeeping setup that works fine for a small company billing commercial clients usually cannot do that without adjustment. This is general information rather than accounting advice, and the specific changes your company needs should come from a CPA who has worked with federal awards.
What adequate actually means
Agencies and auditors use the word adequate rather than certified, and the substance behind it is fairly consistent even though the formal review differs by agency and instrument. Your books have to segregate costs by project, distinguish direct costs from indirect costs, identify and exclude unallowable costs, track costs by the categories in your approved budget, and reconcile to your general ledger. Everything has to be supported by records someone else can follow without you narrating.
Most off-the-shelf small business accounting software can do this. It is the chart of accounts and the discipline that are missing, not the tool. The usual work is adding project or job codes, splitting labor by project, creating a clean indirect cost pool, and setting up accounts for costs you know are unallowable so they never wander into a claim.
Direct, indirect, and job cost tracking
A direct cost is one you can identify specifically with a single project: the engineer's hours on that project, the parts bought for it, the subcontract written for it. An indirect cost benefits more than one project or the company as a whole, such as rent, general management, or accounting software. Indirect costs are recovered through a rate applied to a base, and how that rate is set and negotiated varies by agency and instrument, so ask what applies to your award rather than assuming.
Job cost accounting is the mechanism that keeps the two straight. Every transaction gets a project code, including work that is not federally funded, so that the split between award work and commercial work is visible rather than reconstructed. This is also what makes an honest proposal budget possible on the next application, because you finally know your real rates.
Consistency is the rule people break
Like costs must be treated the same way in like circumstances. If a category of expense is direct on one project it cannot be indirect on another simply because the budget is tight. If a class of labor sits in your indirect pool, it belongs there consistently. Inconsistent treatment is the single most common finding, and it is usually not fraud, just a founder solving a cash problem one month at a time.
Fix it before the award, not during
The right time to restructure the books is before your first award starts, ideally while you are preparing the application. Retrofitting project codes across months of transactions is painful and looks worse than it is. Pair the fix with a compliant timekeeping practice, and note that reimbursement mechanics and the tax treatment of award income are separate questions your accountant should address together.
Projects House scopes engineering work so it maps cleanly to award budget lines and project codes. Start the conversation through the contact form.