The standing guides
The Philly HRO anchor guides. Permanent URLs, updated in place when rules or rates change, with a change log on every one.
These are the pieces we keep current. Each one lives at a permanent address, gets refreshed when the underlying rule or rate changes, and carries a change log at the bottom so you can see what moved.
PEO vs ASO vs HRO: Which One Fits a Philadelphia Company?
PEO vs ASO vs HRO in plain English: who is the employer of record, who holds the tax ID, what each actually does day to day, and which fits a growing company.
Guide
10 min
Oct 19, 2026
Philadelphia Employer Rules by Headcount: The Checklist
Philadelphia employer requirements by headcount: which city ordinances apply from your first hire, which start at 10 and 50 employees, and what to post.
Guide
9 min
Oct 19, 2026
Pennsylvania Act 32 Explained: PSD Codes, the Higher-Of Rule, and the Two Dates That Matter
Pennsylvania Act 32 for employers in plain English: how to find PSD codes, the higher-of rule for local earned income tax, when to remit, and what to recheck.
Guide
10 min
Oct 19, 2026
Refresh schedule. The PEO vs ASO vs HRO guide is refreshed each January with re-pulled price bands. The Philadelphia employer checklist is refreshed whenever an ordinance changes, with a standing review each January and July. The Act 32 guide is refreshed each January and July when local rates change.