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Plain-text accounting insights, tutorials, and updates from the Beancount.io team.

Commingling Personal and Business Funds: How One Bad Habit Kills Deductions, Invites Audits, and Pierces Your LLC Shield

Mixing personal and business money in one account can void your LLC's liability shield, get legitimate deductions disallowed for lack of substantiation under IRC Section 162, and turn a routine audit into a full transaction pull. Here's what commingling looks like, why courts and the IRS punish it, and a five-step cleanup plan.

Colorado HB26-1223: How Restaurants Keep Their Sales Tax in July, August, November, and December

Colorado's HB26-1223, signed June 4, 2026, lets qualifying food and drink retailers deduct up to $14,000 of monthly net taxable sales from state sales tax in July, August, November, and December of 2027 and 2028 — worth up to about $3,248 — plus a prepared-food utility exemption or 0.5% credit starting July 1, 2026. Here's who qualifies and how to record it.

Co-Packer Bookkeeping for Food and Beverage Brands: Finding Your True Cost Per Unit

A co-packer's quoted per-unit price can understate real landed cost by 36% once fixed per-run charges, setup fees, and MOQ economics are counted. How food and beverage brands should classify contract-manufacturing costs as COGS, handle turn-key vs. tolling arrangements, and avoid the 5–10 point gross-margin overstatement that misclassification causes.

Charter Fishing Boat Bookkeeping: Per-Trip Costing, Crew Pay, and Surviving the Off-Season

A charter fishing operation grossing $126,000 a year can still not know what a single trip costs to run. This guide covers per-trip costing for fuel, bait, and mate pay ($100–$150 day rates plus 15–20% tips), 1099 vs. W-2 crew classification, vessel depreciation with Section 179's more-than-50% business-use test, why booking deposits are liabilities until the trip runs, off-season cash reserves, and the IRS's three-of-five-years profit test for hobby-loss scrutiny.

Autónomo Taxes in Spain: Cuotas by Real Income, IRPF Withholding, and the €80 Flat Rate Explained for 2026

Spain's autónomo cuota is income-based across 15 tiers (roughly €205 to €1,606/month at a 31.5% rate), reconciled after your annual tax return via regularización. New freelancers can pay a flat €80/month for 12 months and withhold IRPF at a reduced 7% instead of 15% — but choosing 15% once forfeits the reduced rate. Here's how the 2026 rules fit together.

How to Read an Accounts Receivable Aging Report: 30/60/90-Day Buckets Explained

An AR aging report sorts unpaid invoices into current, 1–30, 31–60, 61–90, and 90+ day buckets so you can spot cash flow risk early. Healthy businesses keep 70–80% of receivables in the first two buckets; collection odds drop below 70% past 90 days. Here's how to read the buckets, run a weekly collections workflow, and turn the report into a cash forecast.

Wildlife & Nuisance Animal Control Bookkeeping: Trip Fees, Trapping Revenue, and Warranty Reserves

How wildlife and nuisance animal control operators should structure their books: separate revenue codes for trip fees ($75–$200), per-animal trapping charges ($100–$250), and exclusion jobs; amortize NWCO licenses on each state's actual term; and accrue a warranty reserve from real callback rates instead of expensing redo visits as they land.