Philosophy

Tax policy limitations

K Meister Flex

25 Jul 2026 — 1 min read

One should be realistics about what tax policy can and cannot do. Here is a list of limitations.

1. "Fairness"

What feels fair to one person often feels deeply unjust to another. Tax policy cannot achieve subjective "fairness". Trying to code moral philosophy into tax law is precisely what creates bloat. Tax policy can, however, be transparent, predictable, simple, and conducive to sustainable growth.

2. Equality

Progressive tax rates can help smooth severe wealth gaps. Chasing the illusion that the wealthy can be taxed into perfect proportion is a primary driver of complexity. It creates endless loopholes, compliance costs, and unintended economic distortions.

3. Perfect human behaviour

Taxing specific "bads" can shift broad economic incentives, but using the tax code to micro-manage personal choices, from diet to lifestyle, inevitably fails. People will always find ways around artificial "sin taxes," leaving behind a trail of administrative complexity.

4. Zero tax avoidance

As long as taxes exist, individuals and businesses will seek to minimize what they pay. High rates and complex rules do not stop avoidance; they simply push it underground or into accounting tricks. The goal cannot be 100% compliance through coercion, but rather a system so low-friction and simple that avoidance isn't worth the effort.

Taxation in the UK

In the United Kingdom, taxation may involve payments to at least three different levels of government: central government (via HMRC), devolved governments and local government. Central government revenues come primarily from income tax, national Insurance contributions, value added tax, corporation tax and fuel duty. Local government revenues come primarily from

Tax principles

The principles of taxation serve as the foundation for building an effective and just tax system. These guiding concepts ensure that taxes not only raise the necessary revenue for governments to function but do so in a way that is fair, efficient, and conducive to economic growth. When evaluating or

Outside resources

Name Description Tax Policy Associates A not-for-profit company, founded to improve tax and legal policy, and the public understanding of tax. It was founded by Dan Neidle, a very well-known UK tax lawyer who also writes extensively on tax matters in a personal capacity. The website is full of good