Can I cut my hair on the 27th day of the lunar year? When can I not cut my hair?

The Lunar New Year is coming soon. According to traditional folk customs, there are specific customs every day from the 23rd to the 30th of the twelfth lunar month before the New Year. In short, everything is in preparation for the New Year. So can I cut my hair on the 27th day of the lunar year? What's the saying?

Can I have my hair cut on the 27th day of the lunar year?

You can have your hair cut on the 27th day of the lunar year.
On the 27th day of the twelfth lunar month, the whole family goes to the market for a purpose, which is to shave their hair. "On the 27th, shave carefully; on the 28th, shave the hair thinly." It is generally not customary to get a haircut in the first month of the lunar year in rural areas, so a haircut is a must before the New Year. As the New Year brings new beginnings, the whole family, young and old, must dress up elegantly to welcome the New Year. “On the 27th, shave carefully; on the 28th, shave foolishly” means that the person who gets his hair cut on the 27th of the twelfth lunar month is smart, while the person who hasn’t got his hair cut by the 28th is a fool.

When can't you cut your hair?

1. Don’t cut your hair in the first month of the lunar calendar . “Shaving your head in the first month of the lunar calendar will kill your uncle.” Although the origin of this proverb cannot prove that there is any special connection between getting a haircut in the first month of the lunar calendar and your uncle, everyone will avoid getting a haircut in the first month of the lunar calendar for the sake of a good omen. Some people also believe that getting a haircut in the first month of the lunar year may affect one’s fortune, etc.
2. Avoid shaving the baby's head on Ding Fire Days or the fifth day of the lunar month. The Jade Box Records Auspicious Days for Shaving Children's Heads states:
The third day brings joy, the fourth day brings wealth and honor, the fifth day brings good food, the seventh day brings great luck, the eighth day brings longevity, the ninth day brings good luck, the tenth day brings job and salary, the eleventh day brings intelligence, the thirteenth day brings great luck, the fourteenth day brings wealth, the sixteenth day brings profit, the nineteenth day brings celebration, the twenty-second day brings good luck, the twenty-third day brings great luck, the twenty-fifth day brings wealth and fortune, the twenty-sixth day brings auspiciousness, and the twenty-ninth day brings good fortune. Avoid Ding fire days. If you shave the baby's head on the fifth day, the baby will be black. If you shave the baby's head on the thirtieth day, the baby will die young.
3. It is advisable to cut hair on the day of exorcism, exorcism and exorcism. The "Chapter on Plastic Surgery and Haircut in Volume 11 of the Imperially-Decreed Book of Xie Ji Bian Fang" states:
It is a good day to eliminate the evil spirits, to relieve the evil spirits, and to exorcise the evil spirits. Avoid the months of Jian, Po, Jie, Zai, Yue, Yue Xing, Yue Yan, Ding days, the twelfth and fifteenth day of each month.