ADHD Tax Calculator

The one tax form you'll actually want to fill out.

brought to you by mondaycoach


Start filling out the form to auto-save your progress
Direct ADHD costs
€ 0
Indirect ADHD costs
€ 0
Opportunity costs
€ 0
Health & well-being
€ 0

Direct ADHD costs

One-off (optional this year)
1.
ADHD assessment (one-off; only include if paid in last 12 months)
i
one-off. include only if paid this year; otherwise enter 0. monthly impact = total ÷ 12; yearly = total.
€
Care & meds
2.
ADHD therapy or counselling
i
session fee × sessions − any reimbursement
€
3.
ADHD coaching
i
session fee × sessions − any reimbursement
€
4.
ADHD medication
i
net cost after any reimbursement (this period)
€
5.
Extra consults while finding right med/dose
i
visit fee × visits this period
€
6.
Supplements taken specifically for ADHD
i
monthly spend (or average of last 3 months)
€
Learning & tools
7.
ADHD-specific books, courses, apps
i
sum of purchases/subscriptions this period
€
subtotal — direct adhd costs
€ 0

Indirect ADHD costs

Support & subscriptions
8.
Forgotten subscriptions (auto-renewed)
i
any subs you'd cancel if you remembered
€
9.
Outsourcing – household & admin support
i
cleaner/VA/PA/bookkeeping/organiser fees this period
€
Lost & searching
10.
Replacing lost items (keys, AirPods, phone, etc.)
i
total spent replacing truly lost items
€
11.
Replacing misplaced items that later turn up
i
items later found; still count the spend
€
12.
Time lost searching for misplaced items
i
hours × your hourly rate
€
Possessions & maintenance
13.
Poor care of possessions → replace sooner
i
list 1–3 items and add the "avoidably early" part
€
14.
Missed maintenance → costly repairs
i
car/house/garden/appliances; repair bills due to skipped servicing
€
Admin & penalties
15.
Late payment fees and interest charges
i
add bank/card/utilities late fees + interest
€
16.
Penalties for late tax filings / missed paperwork
i
fines/fees paid this period
€
17.
Missed reimbursements & claims (insurer/benefits/warranty)
i
money not claimed back that you could have
€
Travel & errands
18.
Missed travel or last-minute bookings (flights, trains, buses)
i
rebooking fees or fare difference paid
€
19.
Extra trips back and forth (shops/errands)
i
avoidable trips from forgetfulness/disorganisation: fuel/parking + (time × rate)
€
Shopping frictions
20.
Paying for convenience under time pressure (taxis, takeaway, express shipping)
i
add only the "rush premium" part if you prefer
€
21.
Duplicate purchases (forgot you already own it)
i
sum of duplicates you kept
€
22.
Emergency purchases due to poor planning (umbrella, charger, etc.)
i
small unplanned buys that were avoidable
€
23.
Impulsive purchases (unreturned / unused)
i
unused items you didn't return (count once, here or #25)
€
24.
Returns friction (postage, courier, petrol/parking, your time, any retailer fee)
i
out-of-pocket + (time × rate)
€
25.
Unused gear & resolutions (new hobby/"new me", then dropped)
i
kits/machines/courses you abandoned
€
26.
Overbuying to "be prepared" (stockpiling then forgetting)
i
value of stock you won't use
€
Pricing & deals
27.
Out-of-contract / loyalty penalty (didn't switch when promo ended)
i
current bill − best like-for-like quote (or add 5–15%)
€
28.
Under-researching / small-print penalty (missed fees, wrong tariff)
i
price paid − fair alternative (or add 3–10%)
€
29.
Over-researching / analysis paralysis (time & decision delay cost)
i
hours × rate (research time only; no “missed deal” component)
€
30.
Missed deals / early-buy premium (waited too long or bought too early)
i
what you paid − best available/sale price
€
Insurance & access
31.
Higher insurance premiums after incidents/claims history
i
current premium uplift vs clean-record quote
€
32.
Denial of certain insurance products (and knock-ons)
i
extra you paid elsewhere due to denial
€
Time blindness & waste
33.
Over-early arrivals (time blindness buffer → wasted hours)
i
hours × your hourly rate
€
34.
"out of sight, out of mind" waste (expired food, unused supplies)
i
realistic estimate for this period
€
subtotal — indirect adhd costs
€ 0

Opportunity costs

Attendance & throughput
35.
Absenteeism (ADHD-attributable days off)
i
day rate × ADHD-related days off
€
36.
Missed reimbursements & claims (insurer/benefits/warranty)
i
money not claimed back that you could have
€
Qualification step
37.
Qualification shortfall → earnings gap (re-takes/tutoring/non-completion)
i
extra costs + estimated annual pay gap ÷ 12
€
Progression & fit
38.
Missed promotions / advancement drag
i
expected raise − actual (or a € proxy you're comfortable with)
€
39.
Underemployment — role fit / overqualified
i
gap to typical market pay for your role
€
40.
Underemployment — reduced hours due to ADHD (unwanted part-time)
i
(hours you'd like − hours worked) × hourly rate
€
41.
Frequent job changes → slower salary progression
i
estimate annual progression gap ÷ 12
€
Founder leakage
42.
Lost business revenue (self-employed) from poor follow-up/admin delays
i
missed/late invoices or deals you can name
€
Financial foundations
43.
Credit profile damage (higher interest, rejections)
i
extra interest vs good-rate loan/credit
€
44.
Budgeting difficulties (tracking / spend leakage)
i
target spend − actual (or add a small flat €)
€
45.
Difficulty saving for long-term goals
i
target saving − actual; include missed employer match
€
46.
Under-insurance & pension underfunding (missed cover/match)
i
difference to adequate cover/pension + missed match
€
subtotal — opportunity costs
€ 0

Health & well-being

Risk & care
47.
Health costs linked to risky behaviours or substance use
i
treatment/support costs this period
€
48.
Other mental-health care due to ADHD impact (outside #3): GP/psychiatry/meds
i
visits/meds not counted in therapy (#3)
€
49.
Sleep-related impact (treatment + productivity loss)
i
treatment spend + (lost hours × rate)
€
Relationships
50.
Relationship breakdown costs (legal fees, moving, etc.)
i
any paid this period
€
subtotal — health & well-being
€ 0
Direct ADHD costs
€ 0
Indirect ADHD costs
€ 0
Opportunity costs
€ 0
Health & well-being
€ 0
total ADHD tax (monthly)
€ 0