A Deduction for Materials You Already Billed

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Stored material from last month is being deducted. You need last month’s line. You tap the smudge of drywall compound on the lower edge of the paper where the adjustment line sits, squinting to make sure the dollar figure lines up with the stored material line you submitted 32 days prior. The office admin scrawled a tiny asterisk next to the line, no note attached, so you pull the previous pay application copy out of your accordion file to set them side by side.

Listed adjustment details

This is your current pay application adjustment page, issued by the general contractor’s project manager after their monthly site walk of your stored material inventory. The top line notes the total approved pay for this billing period, and the fourth line from the bottom lists the stored material deduction, matched to the line item you included in last month’s submission to cover the cost of pre-purchased lumber, roofing shingles, and window units that were not yet installed at the time of that billing. The document also includes a handwritten note in the margin that the deduction is applied because 92% of those stored materials were fully installed between the last billing cutoff and this month’s site walk. A second smaller line below the deduction notes the remaining stored material balance that will carry over to the next billing cycle, for the 8% of materials that are still in your locked on-site storage container waiting for installation during the next phase of work.

A Deduction for Materials You Already Billed
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Unchanged line items

You do not cross out, adjust, or add commentary to any pre-filled lines outside the designated response field in the lower right third of the page. All the line items for completed work this billing period, per diem for your on-site foreman, and equipment rental fees are already approved and match the numbers you submitted in your initial draft of this pay app, so no edits are needed there. You also leave the general contractor’s stamp and signature at the top of the page intact, even if the date is off by three days, because that discrepancy does not impact the deduction amount or your approved work totals. You ignore the random coffee stain on the left edge that blots out a portion of the work description for your framing crew’s hours, because that line item’s dollar value is fully visible and matches your submitted number, and the work description is already noted on your original pay app submission.

The ten-minute check

You run through this short, structured check to confirm the deduction is accurate before you sign off on the document:

  1. Pull your filed copy of last month’s pay application and cross-reference the stored material line item amount to the deduction listed on this page, to confirm the numbers match within $10 of each other to account for rounding of local sales tax totals.
  2. Cross-check the list of installed materials the GC included with this adjustment against your foreman’s daily install logs for the billing period, to make sure every material listed as installed was actually put in place during that window, and no materials allocated to a separate change order are included in the deduction count.
  3. Count the remaining stored materials in your on-site locked storage container to verify that the 8% of materials noted as still unused matches the physical inventory you have on hand, including the three extra bundles of shingles and half a stack of pressure-treated lumber you set aside for planned punch list repairs.
  4. Add your confirmation note in the designated response field, noting any small discrepancies in installed material counts if they are less than 1% of the total deduction amount, or flag larger discrepancies for follow up with the GC’s project coordinator if they fall outside that threshold.

Illustrative example: If your stored material line from last month was $12,480, the deduction on this page will be $11,481.60 for the 92% of installed materials, leaving $998.40 as the remaining stored material balance that carries over to next month’s pay app. If you find a mismatch of more than $100 between the calculated deduction and the listed deduction, you flag it for follow up the same day via your dedicated project communication thread, attaching a copy of your last month’s pay app and your foreman’s install logs as supporting documentation.

Final routing path

Once you complete your check and add your signature to the designated field, you scan a copy to save to your project’s cloud folder, labeled with the billing period date and “stored material deduction confirmation” in the file name. You send one signed hard copy back to the general contractor’s office via the daily site courier, and file the original signed copy in your project’s pay application binder, directly behind the copy of last month’s submitted pay app for easy cross-reference later. You also share a copy of the scanned document with your in-house accounting team so they can update the project’s billing ledger to reflect the deduction and carry over the remaining stored material balance to the next billing cycle. If you use Draw Jacket to track pay app submissions, you upload the scanned copy to the associated project file for centralized access for all team members who work on project billing.

Avoidable unconfirmed assumptions

You do not assume the remaining stored material balance will be automatically included in next month’s pay app, even if the note on this page says it carries over. You do not assume the general contractor’s inventory count is 100% accurate without cross-checking against your own logs and physical inventory, even if you have worked with the same project manager on three prior jobs. You do not assume the deduction means you made an error on last month’s pay app, because stored material deductions are standard practice for all billing cycles where pre-purchased materials are installed in a subsequent period. You do not assume any small, rounding-level discrepancy in the deduction amount will be addressed without you noting it in the response field, even if you mention it in passing to the project manager during a site walk later that day. You do not assume the deduction will impact your total overall project billing, because the amount deducted here was already paid out as part of last month’s pay distribution, and you are only confirming the alignment between installed materials and prior billing.

When you revisit this page

You pull this page back out when you are drafting next month’s pay application, to reference the remaining stored material balance that you will list as a carryover line item on that submission. You cross-reference the balance listed on this page with your accounting team’s ledger to make sure the numbers align before you add the line item to your new pay app, and you pull your updated stored material inventory log to confirm what portion of that remaining balance will be deducted on the next pay cycle once those last materials are installed. You also pull this page if the general contractor flags a discrepancy in stored material totals in a future billing period, to show the signed confirmation of the deduction amount and remaining balance that both you and the project manager agreed to for this cycle. You keep the page accessible in your pay app binder for the full duration of the project, and you retain a digital copy for three years after the project’s final completion date for your internal record keeping requirements. You may also pull this page during the project’s final reconciliation process, to cross-check all stored material deductions against your total material purchase receipts and make sure all billed material costs align with your actual project expenses.

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