Lactation Consultant Tax Deductions: 2026 Schedule C Guide for Private-Practice IBCLCs

Published: September 24, 2026 · Reading time: 10 min

TL;DR: A self-employed International Board Certified Lactation Consultant (IBCLC) files Schedule C and pays self-employment tax on net profit like any other freelancer. What's different: lactation consulting is a health-field SSTB under Treas. Reg. §1.199A-5(b)(2)(ii) regardless of whether you also hold an RN license — the test turns on providing direct clinical care, not on which license you hold. Unlike a midwife or doula, an IBCLC can have genuine Cost of Goods Sold if retail nursing supplies (nipple shields, SNS kits, pillows) are sold to clients rather than just loaned during a visit. The ACA's breastfeeding-support coverage mandate means many IBCLCs bill insurance directly, creating real, deductible credentialing and billing-platform costs most cash-only birth-work niches don't have. And the home office can qualify two different ways depending on whether you practice by telehealth or in-home visits. The worked example below runs a realistic solo year and checks all three §199A limits.

Most self-employed-health-provider guides assume one of two shapes: a clinician who sees patients at a fixed office, or a birth worker whose entire practice happens at other people's addresses. A private-practice IBCLC can be either one, or both in the same week — a telehealth consult from a home office in the morning, a hospital-based contract shift in the afternoon, a home visit for a home birth follow-up that evening. That mix is what makes this return worth its own guide: the home-office test that applies depends on which mode of care actually happened, the equipment question can turn into a real Cost of Goods Sold calculation the moment supplies get sold rather than loaned, and the ACA's insurance mandate for breastfeeding support creates a category of billing and credentialing expense that a cash-only doula practice simply doesn't have.

Professional Liability Insurance — Line 15

An IBCLC's clinical scope is narrower than a birth attendant's — assessment, education, and referral rather than managing labor or delivering a baby — and professional liability premiums are typically priced accordingly, well below a midwife's malpractice coverage. It's still a real, fully deductible Schedule C Line 15 expense:

• Professional liability insurance — coverage against a claim arising from a missed complication, a bad recommendation, or an injury during a hands-on assessment.
• General business liability — the ordinary slip-and-fall or property-damage coverage carried for in-home visits.

Your own personal health insurance is not part of this line — per the self-employed health insurance deduction, that's claimed separately on Schedule 1.

Equipment, Retail Supplies, and the One Genuine COGS Question in This Niche

A midwife or doula's supplies are never Cost of Goods Sold, because neither one sells a physical product — they sell clinical attendance. An IBCLC's answer depends on the business model, and it's worth getting right because it changes which part of Schedule C the expense lands on.

Durable equipment — a hospital-grade double electric pump kept as a loaner unit, an infant scale for weighted feeds — typically costs $2,500 or less per item and qualifies for the de minimis safe harbor under Notice 2015-82, which set the regulatory default at $2,500 for a taxpayer without an applicable financial statement (raised from $500). These go straight to Line 22 supplies — no depreciation schedule required, and never Cost of Goods Sold, because you're not selling the pump or scale to the client; you're using it as a tool of the consultation.

Retail nursing supplies — nipple shields, supplemental nursing system (SNS) kits, milk-storage bags, nursing pillows — are different the moment they're sold rather than loaned. If your fee is purely for the consultation, and any supply you hand a client is used up or returned during the visit, there's no inventory and every dollar spent on those items is a current-year Line 22 expense, the same as a midwife's birth-kit consumables. But the moment you sell a shield or a pillow directly to a client to take home, that item is inventory held for resale, and its wholesale cost becomes Cost of Goods Sold on Schedule C Part III — tracked separately from the consultation fee itself, which is never COGS regardless of how the supply portion of the business is run.

Practically: keep the two revenue streams (consultation fees vs. retail supply sales) in separate ledger categories from the start. Trying to reconstruct which invoices included a product sale after the fact is exactly the kind of cleanup an April tax-prep session shouldn't need.

The Vehicle — Home and Hospital Visit Miles at Two 2026 Rates

Prenatal consults, in-home newborn visits, and hospital-based contract shifts put real miles on an IBCLC's vehicle, on top of any telehealth work done from home. Two methods on Line 9:

• Standard mileage rate: 2026 has two rates because the IRS revised the rate mid-year. $0.725 per mile applies to transportation expenses paid or incurred January 1 through June 30 (Notice 2026-10, Internal Revenue Bulletin 2026-04), and $0.76 per mile applies to expenses paid or incurred on or after July 1, 2026 (Internal Revenue Bulletin 2026-29, which modifies Notice 2026-10 and states the revised rates apply "beginning July 1, 2026"). A practice that runs visits all year has to split the log at that date.
• Actual expenses: fuel, insurance, repairs, tires, and depreciation × business-use percentage.

Whether the drive from home counts as business mileage or a nondeductible commute turns on whether the home office is the principal place of business — which, for an IBCLC, depends on the same telehealth-vs-in-person split discussed below. A contemporaneous mileage log matters here because newborn visits get scheduled on short notice, not on a predictable weekly calendar.

The Home Office — Two Different Tests, Depending on How You See Clients

This is the sharpest way an IBCLC's return diverges from a midwife's. §280A(c)(1)(A) requires the home office to be the principal place of business, and there are two different ways to satisfy it depending on the shape of your practice.

If most of your consultations happen by telehealth from home, you satisfy §280A(c)(1)(A) directly, in its ordinary sense: the clinical encounter — the latch assessment over video, the weighted-feed walkthrough, the care plan — actually happens in that room, and it's where the bulk of your clinical work happens. No special statutory workaround is needed once telehealth is where most of the practice's clinical time falls, rather than merely some of it. A practice split closer to evenly between telehealth and in-person visits should rely on the administrative-activities route below instead, since "principal" is a harder claim to sustain without a clear majority.

If you see clients mostly in their homes or at a hospital, the ordinary reading of "principal place of business" fails the same way it does for a midwife, since the clinical encounter never happens at your address. §280A(c)(1)'s own flush language expands the definition for exactly this case:

"For purposes of subparagraph (A), the term 'principal place of business' includes a place of business which is used by the taxpayer for the administrative or management activities of any trade or business of the taxpayer if there is no other fixed location of such trade or business where the taxpayer conducts substantial administrative or management activities of such trade or business."

An IBCLC who charts, bills, schedules, and coordinates coverage from a home office — and has no other office or desk anywhere else that does that work — satisfies subparagraph (A) through this definition, the same route a midwife uses.

Either way, the opening words of §280A(c)(1) still apply: the space must be used exclusively and regularly for the business. A telehealth-heavy practice that also uses the same room as a home gym on weekends fails the exclusive-use test regardless of which "principal place of business" theory would otherwise apply.

Compare the two calculation methods once the space qualifies: the simplified safe harbor pays $5.00 per square foot on up to 300 square feet (Rev. Proc. 2013-13 §4.01), a maximum of $1,500. Run the Form 8829 actual-expense comparison before defaulting to the simplified method, especially in a telehealth-heavy practice where the office is used every working day.

Continuing Education vs. Becoming an IBCLC in the First Place

The activity — coursework, supervised practice hours, an exam — looks the same on both sides of this line. Only the purpose changes the tax answer.

Not deductible: the IBLCE exam fee, prerequisite didactic coursework (lactation-specific education hours), and the supervised clinical-practice hours required to qualify to sit for the exam the first time. Treas. Reg. §1.162-5(b)(3)(i) places "expenditures made by an individual for education which is part of a program of study being pursued by him which will lead to qualifying him in a new trade or business" in the nondeductible category, and this applies even to a taxpayer who was already an RN, dietitian, or other healthcare professional before becoming an IBCLC — lactation consulting is its own credentialed trade, separate from whatever field you practiced in before.

Deductible, on Line 27a: the continuing-education hours (CERPs) IBLCE requires to keep an existing IBCLC credential active, plus professional membership dues (USLCA, ILCA) and conference registration once you're already certified. Treas. Reg. §1.162-5(c)(1) allows the deduction where education "maintains or improves skills required by the individual in his ... trade or business" — exactly what ongoing continuing education does for someone already holding the credential.

Insurance Credentialing & Billing — A Mechanic Most Birth-Work Niches Don't Have

Federal law requires most health plans to cover lactation support. Per healthcare.gov: "Health insurance plans must provide breastfeeding support, counseling, and equipment for the duration of breastfeeding," a mandate that "applies to Marketplace plans and all other health insurance plans, except for grandfathered plans." Because of that mandate, a growing share of private-practice IBCLCs either credential as an in-network provider or issue clients a superbill so they can seek out-of-network reimbursement — neither of which a cash-only doula or midwife practice typically has to do at this scale.

That creates real, deductible costs a purely cash-pay practice doesn't have:

• A billing or credentialing service's fee for enrolling with payers and submitting claims or generating superbills — typically Line 17, legal and professional services.
• A billing-platform subscription that generates CPT-coded superbills for clients to submit themselves — typically Line 27a.
• Your own National Provider Identifier (NPI), enumerated through CMS, is free to obtain — there's no fee to deduct there, but the paid help some IBCLCs hire to navigate payer credentialing is a genuine business cost.

None of this replaces good recordkeeping on the clinical side — a client's insurance reimbursement is still part of your gross receipts, not a pass-through, whether it arrives via direct payment from the payer or after the client submits your superbill themselves.

Licensing, Advertising, and Everything Else

• Business registration (Line 23): unlike a midwife or doula's state-issued professional license, most states don't license lactation consultants as a separate regulated profession — the IBCLC credential itself, issued by the private International Board of Lactation Consultant Examiners (IBLCE), functions as the field's recognized clinical credential nationwide. What typically lands on Line 23 instead is an ordinary local business registration or DBA filing fee, not a professional licensing fee.
• Advertising (Line 8): a practice website, directory listings, local parenting-group referrals
• Phone & telehealth platform (Line 22 / 18): business share of the cell plan, plus a HIPAA-compliant video-consult platform subscription for telehealth visits
• Contract labor (Line 11): a covering IBCLC for overflow or a scheduling conflict
• Quarterly estimated taxes: a practice mixing cash-pay, superbill, and in-network insurance revenue can see payment timing lag well behind the visit itself, which is exactly the kind of gap that distorts a quarter's estimate if it isn't planned for

The QBI Deduction: Is Lactation Consulting a Health SSTB?

Lactation consulting lands in the health field for §199A purposes, and the reasoning doesn't require an RN license to reach that conclusion. 26 U.S.C. §199A(d)(2)(A) pulls its field list from §1202(e)(3)(A) — health, law, accounting, actuarial science, performing arts, consulting, athletics, financial services, brokerage services. Treas. Reg. §1.199A-5(b)(2)(ii) defines the health field precisely: "the performance of services in the field of health means the provision of medical services by individuals such as physicians, pharmacists, nurses, dentists, veterinarians, physical therapists, psychologists, and other similar healthcare professionals performing services in their capacity as such." An IBCLC assessing latch and positioning, performing a weighted feed, and evaluating for a suspected tongue-tie or ineffective transfer is providing direct medical/clinical care to a patient — the regulation's language reaches that regardless of whether the IBCLC's only credential is the IBCLC itself, because the test is about the nature of the service performed, not the underlying license.

(It's also worth ruling out a second SSTB category some readers might expect, given the job title: the regulation separately defines "consulting" as "the provision of professional advice and counsel to clients to assist the client in achieving goals and solving problems," expressly excluding "the provision of training and educational courses." A hands-on clinical assessment isn't the "advice and counsel" the consulting category targets — but it doesn't matter here, because health-field SSTB status already applies independently of the consulting analysis.)

That conclusion is worth exactly one of three independent checks:

1. SSTB phase-out — applies, but only above the 2026 threshold: $201,750 single/head-of-household, $403,500 married filing jointly (Rev. Proc. 2025-32 §4.26). The deduction phases to zero over the next $75,000 (single) or $150,000 (joint) of taxable income above that, per §199A(d)(3)(A). Below the threshold, SSTB status changes nothing.
2. W-2 wage / 2.5%-of-property cap — like the SSTB phase-out, this only engages above the same threshold amounts. A solo practice with no employees and little depreciable property clears it easily if income stays under the threshold.
3. 20%-of-taxable-income cap — applies to every filer, SSTB or not, at every income level. §199A(a)(2) caps the deduction at 20% of taxable income over net capital gain. In a modest solo year, this is often the cap that actually binds, independent of SSTB status entirely.

A Realistic Solo Year

A single-filer IBCLC running a mixed telehealth/in-home private practice — some retail supply sales, no employees, no other household income, standard deduction, 2026:

node -e "
const consultVisits = 210;
const feePerVisit = 235; // blended average: initial consults, in-home/hospital follow-ups, and telehealth follow-ups
const consultRevenue = consultVisits * feePerVisit;

const retailSupplySales = 3200; // nipple shields, SNS kits, nursing pillows sold directly to clients
const grossReceipts = consultRevenue + retailSupplySales;

// Cost of Goods Sold -- only the retail-supply portion, not the consultation fee.
// Unlike a midwife or doula (pure service, always zero COGS), an IBCLC who resells nursing
// supplies has genuine inventory held for resale on that slice of revenue.
const retailSupplyCOGS = 1900; // wholesale cost of the shields/kits/pillows actually sold
const cogs = retailSupplyCOGS;
const grossProfit = grossReceipts - cogs;

const equipmentSupplies = 650; // loaner hospital-grade pump + infant scale for weighted feeds, each <= \$2,500 (de minimis safe harbor)
const phoneTelehealth = 620; // business phone share + HIPAA-compliant video-consult platform
const supplies = equipmentSupplies + phoneTelehealth;

const milesH1 = 3200, milesH2 = 3600;
const rateH1 = 0.725, rateH2 = 0.76;
const mileageH1 = milesH1 * rateH1;
const mileageH2 = milesH2 * rateH2;
const vehicle = mileageH1 + mileageH2;

const liabilityInsurance = 780; // professional liability -- narrower scope than a birth attendant's malpractice

const billingCredentialing = 960; // insurance credentialing + superbill/claims platform, so clients can use ACA breastfeeding-support benefits

const ceusRecert = 650; // IBLCE continuing-education (CERP) courses to maintain the existing credential
const duesConferences = 540; // USLCA/ILCA membership dues + conference registration
const education27a = ceusRecert + duesConferences;

const advertising = 450;
const localBusinessLicense = 85; // general local business registration -- not a profession-specific license; most states don't license IBCLCs separately

// NOT deductible this year -- shown for contrast, excluded from partIIExpenses:
const initialCertificationCost = 3200; // IBLCE exam fee, prerequisite coursework, supervised clinical practicum -- qualifies for a NEW trade under Treas. Reg. Sec. 1.162-5(b)(3), excluded here

const partIIExpenses = supplies + vehicle + liabilityInsurance + billingCredentialing + education27a + advertising + localBusinessLicense;

const officeSqFt = 120; // home office used for telehealth consults AND all charting, billing, scheduling
const allowableSqFt = Math.min(officeSqFt, 300);
const homeOffice = allowableSqFt * 5;

const netProfit = grossProfit - partIIExpenses - homeOffice;

const seTaxable = netProfit * 0.9235;
const ssWageBase2026 = 184500;
const oasdiTaxable = Math.min(seTaxable, ssWageBase2026);
const oasdi = oasdiTaxable * 0.124;
const medicare = seTaxable * 0.029;
const seTax = oasdi + medicare;
const halfSeTaxDeduction = seTax / 2;

const standardDeduction = 16100; // 2026 single/MFS, Rev. Proc. 2025-32 Sec. 4.14

const qbi = netProfit - halfSeTaxDeduction;
const taxableIncomeBeforeQBI = netProfit - halfSeTaxDeduction - standardDeduction;

const sstbThresholdSingle = 201750; // Rev. Proc. 2025-32 Sec. 4.26

const tentativeQbiDeduction = qbi * 0.20;
const taxableIncomeCap = taxableIncomeBeforeQBI * 0.20;
const qbiDeduction = Math.min(tentativeQbiDeduction, taxableIncomeCap);

const finalTaxableIncome = taxableIncomeBeforeQBI - qbiDeduction;

const fmt = n => n.toLocaleString('en-US', {minimumFractionDigits:2, maximumFractionDigits:2});

console.log('consultRevenue', fmt(consultRevenue));
console.log('retailSupplySales', fmt(retailSupplySales));
console.log('grossReceipts (Line 1)', fmt(grossReceipts));
console.log('cogs (Part III, Line 4)', fmt(cogs));
console.log('grossProfit (Line 5)', fmt(grossProfit));
console.log('mileageH1 (3,200 mi x \$0.725)', fmt(mileageH1));
console.log('mileageH2 (3,600 mi x \$0.76)', fmt(mileageH2));
console.log('vehicle total', fmt(vehicle));
console.log('supplies (Line 22, equipment+phone/telehealth)', fmt(supplies));
console.log('liabilityInsurance (Line 15)', fmt(liabilityInsurance));
console.log('billingCredentialing (Line 17)', fmt(billingCredentialing));
console.log('education27a (Line 27a)', fmt(education27a));
console.log('advertising (Line 8)', fmt(advertising));
console.log('localBusinessLicense (Line 23)', fmt(localBusinessLicense));
console.log('initialCertificationCost (NOT deductible, excluded)', fmt(initialCertificationCost));
console.log('partIIExpenses (Line 28)', fmt(partIIExpenses));
console.log('homeOffice (Line 30, 120 sq ft)', fmt(homeOffice));
console.log('netProfit (Line 31)', fmt(netProfit));
console.log('seTaxable (92.35%)', fmt(seTaxable));
console.log('seTaxable under 2026 SS wage base?', seTaxable < ssWageBase2026);
console.log('seTax total', fmt(seTax));
console.log('halfSeTaxDeduction', fmt(halfSeTaxDeduction));
console.log('QBI', fmt(qbi));
console.log('taxableIncomeBeforeQBI', fmt(taxableIncomeBeforeQBI));
console.log('taxableIncomeBeforeQBI under SSTB threshold?', taxableIncomeBeforeQBI < sstbThresholdSingle);
console.log('tentativeQbiDeduction (20% of QBI)', fmt(tentativeQbiDeduction));
console.log('taxableIncomeCap (20% of TI before QBI)', fmt(taxableIncomeCap));
console.log('qbiDeductionAllowed', fmt(qbiDeduction));
console.log('cap bites by', fmt(tentativeQbiDeduction - taxableIncomeCap));
console.log('finalTaxableIncome', fmt(finalTaxableIncome));
"

Output:

consultRevenue 49,350.00
retailSupplySales 3,200.00
grossReceipts (Line 1) 52,550.00
cogs (Part III, Line 4) 1,900.00
grossProfit (Line 5) 50,650.00
mileageH1 (3,200 mi x $0.725) 2,320.00
mileageH2 (3,600 mi x $0.76) 2,736.00
vehicle total 5,056.00
supplies (Line 22, equipment+phone/telehealth) 1,270.00
liabilityInsurance (Line 15) 780.00
billingCredentialing (Line 17) 960.00
education27a (Line 27a) 1,190.00
advertising (Line 8) 450.00
localBusinessLicense (Line 23) 85.00
initialCertificationCost (NOT deductible, excluded) 3,200.00
partIIExpenses (Line 28) 9,791.00
homeOffice (Line 30, 120 sq ft) 600.00
netProfit (Line 31) 40,259.00
seTaxable (92.35%) 37,179.19
seTaxable under 2026 SS wage base? true
seTax total 5,688.42
halfSeTaxDeduction 2,844.21
QBI 37,414.79
taxableIncomeBeforeQBI 21,314.79
taxableIncomeBeforeQBI under SSTB threshold? true
tentativeQbiDeduction (20% of QBI) 7,482.96
taxableIncomeCap (20% of TI before QBI) 4,262.96
qbiDeductionAllowed 4,262.96
cap bites by 3,220.00
finalTaxableIncome 17,051.83

Gross receipts of $52,550.00 include $3,200.00 in retail supply sales — the only line item in this whole return that touches Cost of Goods Sold. Subtracting the $1,900.00 wholesale cost of those specific items leaves gross profit at $50,650.00; the $49,350.00 in pure consultation fees never passes through Part III at all. Part II expenses of $9,791.00 and the $600.00 home-office deduction leave net profit at $40,259.00. Note what's not in that $9,791.00: the $3,200.00 spent this same year on the IBLCE exam fee, prerequisite coursework, and supervised clinical hours. That cost is real and paid in cash, and it still isn't deductible — it qualified this IBCLC for the trade she's now running, not for continuing to run it.

On the QBI side: half the self-employment tax deduction ($2,844.21) brings qualified business income to $37,414.79. Subtracting the $16,100.00 standard deduction puts taxable income before the QBI deduction at $21,314.79 — well under the $201,750 single SSTB threshold, so neither the SSTB phase-out nor the W-2-wage/property cap engages, health-field SSTB status notwithstanding. A naive "20% of QBI" calculation would claim $7,482.96. But the 20%-of-taxable-income cap is only $4,262.96 — short of the naive figure by exactly 20% of the $16,100.00 standard deduction, or $3,220.00, independent of SSTB status entirely. The allowed QBI deduction is $4,262.96. Final taxable income: $17,051.83, which falls inside the 2026 single 12% bracket ($12,400–$50,400 per Rev. Proc. 2025-32 §4.01).

Audit Triggers & Common Mistakes

1. Running every supply through Cost of Goods Sold, or running none of it through COGS. Only the wholesale cost of items actually sold to clients — not loaned, not used up during a consultation — belongs in Part III. Getting this backwards either overstates gross profit or fabricates inventory that doesn't exist.
2. Deducting the IBLCE exam fee, prerequisite coursework, or supervised clinical hours as a current-year business expense. Treas. Reg. §1.162-5(b)(3) treats this as a nondeductible personal capital expense regardless of prior healthcare experience — only the continuing education after certification is deductible.
3. Picking the wrong home-office test. A telehealth-heavy IBCLC qualifies under the ordinary "principal place of business" reading of §280A(c)(1)(A); an in-home-visit-heavy IBCLC needs the administrative-activities flush language instead, which fails the moment a second office or desk elsewhere handles the charting and billing.
4. Treating insurance reimbursements as a pass-through instead of gross receipts. Whether a payment arrives directly from an insurer or after a client submits your superbill, it's income to you, reported in full, with the billing-platform or credentialing fee deducted separately as an expense — not netted against the reimbursement.
5. Skipping the July 1 mileage-rate split. A full year of home-visit and hospital miles multiplied by a single annual rate understates the deduction for every mile driven after the increase.
6. Claiming a flat "20% of profit" for QBI without checking the taxable-income cap. Health-field SSTB status is real, but the ordinary 20%-of-taxable-income cap — which applies to every filer regardless of SSTB status — is what actually binds in most solo-practice years.

The defense in every case is the same: tag the category at the moment of the transaction — retail sale versus loaned equipment, continuing education versus new certification, insurance reimbursement versus pass-through — rather than reconstructing a year of mixed revenue streams in April, and keep records for the period the IRS expects.

How CentSense Helps

CentSense tags every insurance premium, supply purchase, and mileage entry to the right Schedule C line the moment you capture it:

• Scan the liability insurance invoice and billing-platform subscription with AI, tagged to Line 15 and Line 17 respectively instead of getting lumped together
• Separate retail supply sales from consultation fees, and flag the wholesale cost of items actually resold for Cost of Goods Sold — without pulling loaned or consumed equipment into COGS by mistake
• Tag continuing-education (CERP) receipts as Line 27a, and flag anything that looks like a new-certification cost for a second look before it's deducted incorrectly
• Log home-visit and hospital miles automatically, with the two 2026 half-year rates applied to the correct halves of the log
• Track home-office square footage and insurance reimbursements so nothing surfaces as a surprise in April
• Export a CPA-ready category breakdown as CSV when the return is due

For closely related trades, see Doula & Birth Worker Tax Deductions, Midwife Tax Deductions, Speech-Language Pathologist Tax Deductions, and Nutritionist & Dietitian Tax Deductions.

Authoritative References

• IRS — About Schedule C (Form 1040)
• IRS — Internal Revenue Bulletin 2026-04 (Notice 2026-10: 2026 standard mileage rate effective Jan 1, 72.5 cents per business mile)
• IRS — Internal Revenue Bulletin 2026-29 (mid-year revision: 76 cents per business mile, effective for expenses paid or incurred on or after July 1, 2026)
• IRS — Internal Revenue Bulletin 2025-45 (Rev. Proc. 2025-32 §4: 2026 inflation adjustments — §4.01 rate tables, §4.14 standard deduction, §4.26 §199A thresholds)
• IRS — Internal Revenue Bulletin 2013-6 (Rev. Proc. 2013-13, simplified home-office safe harbor: $5.00 per square foot, 300 square feet maximum)
• IRS — Internal Revenue Bulletin 2015-50 (Notice 2015-82, de minimis safe harbor raised from $500 to $2,500 for taxpayers without an applicable financial statement)
• 26 U.S.C. §280A — Disallowance of certain expenses in connection with business use of home (Cornell LII)
• 26 U.S.C. §199A — Qualified business income (Cornell LII)
• 26 CFR §1.199A-5 — Specified service trades or businesses (Cornell LII)
• 26 CFR §1.162-5 — Expenses for education (Cornell LII)
• HealthCare.gov — Breastfeeding benefits (ACA coverage mandate for lactation support, counseling, and equipment)

Stop guessing whether last week's client received a loaned scale or a sold nipple shield, or which line the credentialing platform fee belongs on. Start a free CentSense account, scan every insurance, supply, and equipment receipt with AI the day it arrives, log home and hospital visit miles at the correct half-year rate, and export a CPA-ready Schedule C breakdown at tax time. Free tier includes 10 AI scans per month.

This guide is general education for U.S. self-employed lactation consultants — IBCLCs in private practice — filing a Schedule C in 2026. It is not personalized tax advice, and it is not a substitute for state-specific licensing, scope-of-practice, or insurance-credentialing guidance, which vary by state and by payer. Consult a CPA or EA for your situation.